Answer:
Explanation:
Mendel’s Law of Independent Assortment states that the alleles of different genes assort independently of each other during the formation of gametes. Meiosis is the process by which cells divide to produce gametes, and it supports this law by ensuring that each gamete receives a random assortment of chromosomes, which carry the different alleles of various genes.
During meiosis, homologous pairs of chromosomes line up along the equator of the cell during metaphase I, and then separate from each other during anaphase I. This process, known as independent assortment, ensures that each gamete receives a random combination of chromosomes from the parent cell. Because each chromosome carries different alleles of various genes, this means that each gamete receives a random assortment of alleles, in accordance with Mendel’s Law of Independent Assortment.
In this way, meiosis ensures that the genetic information contained in the gametes is diverse and random, and that each offspring has a unique combination of alleles. This is important for genetic diversity and the survival of a species, as it allows for a wide range of phenotypic variations that can help individuals adapt to changing environmental conditions.
why is CH3OH soluble in water?
what is the hydrogen bond?
why is an OH group considered polar?
Answer:
Explanation:
methanol is soluble in water due to hydrogen bonding between methanol and water molecules.
There are 4 covalent bonds in a methanol molecule and 2 covalent bonds in a water molecule. In the molecule CH3OH, hydrogen bonding is present since hydrogen is covalently bonded to a more electronegative atom, oxygen.
we know that the O-H covalent bond is polar, due to the different electronegativities of hydrogen and oxygen.
what is flower in biology?
Answer:
In biology, a flower is the reproductive structure found in flowering plants. It is responsible for the production of seeds through the process of pollination, which is facilitated by the petals and other structures of the flower. Flowers can have a variety of shapes, sizes, and colors, and are often used for ornamental and decorative purposes.
Explanation:
how much of the ocean that has been explored, is polluted??
'I paid 30 points but y'all will probably get 15 for answering this' xd
Answer:
Plastic pollution accounts for at least 85 percent of the total marine waste. Most marine debris, about 80 percent, comes from trash and plastic debris urban run-off, i.e., land-based sources like shopping bags, food wrappers, cigarette butts, and water bottles etc.
Which one of the following water scarcity solutions would MOST likely result in a water war?
Please choose the correct answer from the following choices, and then select the submit answer button.
Answer choices
installing a dam
constructing a desalination plant
recycling wastewater
returning water underground
Installing a dam would MOST likely result in a water war
Why would the dam lead to water war?Installing a dam is most likely to result in a water war among the given options. While dams can provide a reliable source of water for irrigation, drinking, and other uses, they can also impact downstream water availability and harm natural habitats.
Conflicts over water rights and access can arise between different regions or countries that share the same water resources. Dams have been the source of many water disputes, particularly in arid and semi-arid regions where water resources are scarce. Constructing a dam can affect the natural flow of rivers, leading to downstream water scarcity and environmental degradation, which can cause disputes over water access and use.
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PART II - Create Your Own Cladogram
To make a cladogram, you must first look at the animals you are studying and establish characteristics that they share and ones that are unique to each group. For the animals on the table, indicate whether the characteristic is present or not by placing an X in the box. Based on that chart, create a cladogram like the one in part I. Add lines and drag the different photos and labels to their correct locations based on their characteristics.
Answer:
Animal A
|
|
|
Animal B -- Common Characteristic 1
|
|
|
Unique Characteristic 1
|
|
|
Animal C -- Common Characteristic 2
|
|
|
Animal D
Explanation:
Creating Your Own Cladogram
To make a cladogram, you need to identify common and unique characteristics among the animals you are studying. Follow the steps below to create your own cladogram.
1. Look at the table of animals provided.
2. Identify the characteristics that are present or absent in each animal, and mark them with an X or leave the corresponding box empty.
1. Based on the data collected in step 2, create a cladogram similar to the one in Part I.
1. Use lines to connect the different photos and labels to their correct locations based on their characteristics.
Here is an example of how to structure your cladogram:
Animal A
|
|
|
Animal B -- Common Characteristic 1
|
|
|
Unique Characteristic 1
|
|
|
Animal C -- Common Characteristic 2
|
|
|
Animal D
Remember that cladograms are based on shared characteristics, so be sure to place animals with more in common closer together on the diagram. Good luck!
Answer: u got this cause i dnt
Explanation:
can organism develop organs according to their wishes and needs
Four different thermometers were used to measure the temperature of a sample of impure boiling water. The measurements are recorded in the table below.
Thermometer Temperature
Reading 1 Temperature
Reading 2 Temperature
Reading 3
W 100.1°C 99.9°C 96.9°C
X 100.4°C 102.3°C 101.4°C
Y 90.0°C 95.2°C 98.6°C
Z 90.8°C 90.6°C 90.7°C
The actual boiling point of pure water is 100.0°C.
What can be concluded from the data about the reliability and validity of the thermometers?
A.
Thermometer X has the highest validity.
B.
Thermometer Z is the most reliable.
C.
Thermometer W is the most reliable.
D.
Thermometer Y has the highest validity.
Answer:
B.
Thermometer Z is the most reliable.
Explanation:
hope it helps
facts pertaining to the accuracy and validity of thermometers Though least valid, Thermoter Z is the most trustworthy.
What is the name of this device?An apparatus used to measure temperature is a thermometer. It may gauge the temperature of food or other solids, liquids like water, or gases like air. Celsius, Fahrenheit, and kelvin are the three most used units used to measure temperature. Within the metric system, the Celsius scale is included.
How necessary are thermometers?In medicine, the measurement of body temperature through thermometers is crucial. A fever is merely the body's method of warding against an infection and can be brought on by a variety of illnesses and ailments, from the cold virus to cancer or COVID-19.
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How many honey bees are in a typical hive?
Answer:
60,000 to 80,000
Explanation:
How can examples of gender expression in the Aka, Wodaabe, and other cultures show that much of gender is actually learned, and not based in biology?
Answer:
Explanation:
Examples of gender expression in various cultures, such as the Aka and Wodaabe, illustrate that much of gender is learned and not solely based on biology. In the Aka culture, for instance, both men and women are heavily involved in the care of children, challenging the stereotype that childcare is a female task. The Aka also have a relatively equal division of labor between men and women, which contrasts with the dominant Western culture where men tend to hold more powerful and prestigious jobs than women.
The Wodaabe people of Niger have a unique gender expression that involves men engaging in elaborate beauty rituals, such as wearing makeup, colorful clothing, and jewelry, to attract female attention. This behavior is contrary to the Western stereotype of masculinity and shows that gender expression can vary greatly across cultures.
These examples demonstrate that gender is not solely determined by biology, but rather, it is heavily influenced by cultural and social norms. Gender roles and behaviors are learned through socialization and are not inherently linked to one's biology or sex. Therefore, cultural examples such as the Aka and Wodaabe challenge the notion that gender is biologically determined and fixed, and instead, emphasize the importance of cultural and social factors in shaping gender identity and expression.
The gene has a mutation and is changed to the sequence below.
TCG GAC GAT CGA
What kind of mutation is this
The gene has a mutation and is changed to the sequence below TCG GAC CAT CGA and is then changed to TCG GAC GAT CGA therefore the kind of mutation is a point mutation.
What is Mutation?This is referred to as an alteration in the nucleic acid sequence of the genome of an organism, virus, or extrachromosomal DNA which could contain either DNA or RNA.
Point mutation on the other hand is referred to as a genetic mutation where a single nucleotide base is changed, inserted or deleted from a DNA or RNA sequence of an organism's genome. In this scenario, the error occurred only at the point CAT which led to the formation of GAT and only C to was changed.
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BRONZE
1. List three ways
that the intensity
of exercise can be
increased.
2. Write a
paragraph to
explain how fitness
levels can be
improved using FITT
SILVER
3. Write a one-week
training programme
for a long-distance
runner, using the
FITT principles as the
basis for your plan
Due to the length of the solution, I have gone ahead to list the ways that exercises can be increased in the space below
List three ways that the intensity of exercise can be increased.Three ways to increase the intensity of exercise are:
Increasing the duration of the exercise: For example, if you are currently walking for 30 minutes, increase it to 40 or 45 minutes.
Increasing the frequency of the exercise: If you are currently exercising 3 times a week, increase it to 4 or 5 times a week.
Increasing the intensity of the exercise: This can be done by adding resistance or weight to the exercise, or increasing the speed or incline of the exercise.
Write a paragraph to explain how fitness levels can be improved using FITT SILVERFitness levels can be improved using the FITT principles, which stands for Frequency, Intensity, Time, and Type. Frequency refers to how often you exercise, intensity refers to how hard you exercise, time refers to how long you exercise, and type refers to the specific type of exercise you do. By gradually increasing the frequency, intensity, and time of your exercise, and by incorporating a variety of exercises, you can improve your fitness levels. For example, if you are currently walking for 30 minutes, 3 times a week, you can increase your frequency to 4 or 5 times a week, increase your intensity by adding intervals of jogging or sprinting, and gradually increase your time to 45 minutes or 1 hour.
Write a one-week training programme for a long-distance runner, using the FITT principles as the basis for your planOne-week training program for a long-distance runner, using the FITT principles:
Frequency: 4 times a week
Intensity: moderate to high
Time: gradually increase from 30 minutes to 60 minutes
Type: running
Day 1: Warm-up with a 10-minute walk, then run for 30 minutes at a moderate intensity. Cool down with a 10-minute walk.
Day 2: Warm-up with a 10-minute walk, then run for 35 minutes with intervals of high intensity (sprinting or hill running) for 1 minute followed by 2 minutes of moderate intensity. Cool down with a 10-minute walk.
Day 3: Rest day or cross-training (such as swimming or cycling)
Day 4: Warm-up with a 10-minute walk, then run for 40 minutes at a moderate to high intensity. Cool down with a 10-minute walk.
Day 5: Warm-up with a 10-minute walk, then run for 45 minutes with intervals of high intensity (sprinting or hill running) for 1 minute followed by 2 minutes of moderate intensity. Cool down with a 10-minute walk.
Day 6: Rest day or cross-training (such as swimming or cycling)
Day 7: Warm-up with a 10-minute walk, then run for 60 minutes at a moderate intensity. Cool down with a 10-minute walk.
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LIMITED TIME TEST!!! PLEASE HELP!
Is the difference between cells in different tissues and organs is that the different cells have different DNA in their nucleus true?
Answer: False
Explanation:
All of the cells within a complex multicellular organism such as a human being contain the same DNA
Alright guys :D
Jennifer observes a weather map showing tomorrow's weather. She predicts that air will travel from the low pressure system to the high pressure system, causing wind. The wind will carry moisture since it is coming from the ocean. Choose the statement which corrects the error(s) in Jennifer's prediction.
a weather map of Florida with an L to the left of Florida over the ocean and an H over the land
The wind from the ocean will not carry moisture.
The wind will travel from the high pressure system to the low pressure system.
Since the low pressure system is not over land, wind will not be created.
Wind is only created when two high pressure systems meet.
Jennifer looks at a forecast for tomorrow's weather. According to her forecast, wind will be caused by air moving from the high pressure system to the low pressure system. When the wind is coming from the ocean, it will carry moisture.
The movement of air caused by pressure differences is referred to as winds.
These pressure variations result from the sun's uneven heating of the earth. The equator receives very constant energy from the Sun because of the uneven form of the world. Yet, as latitudes north and south grow, the sun's warmth of the earth's surface becomes more unequal. Warm air rises to the atmosphere when it is heated.
There is a pressure difference as a result, and cold air descends to replace it. Winds are produced by this continuous air movement. From a high pressure system to a low pressure system, the winds are formed. The wind force increases with increasing pressure differential.
Air from the ocean replaces warm land air as it rises. Since the wind from the ocean is moist, it causes precipitation on land.
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What are the bases of mRNA codes for by this section of DNA,after mutation?
The mRNA's Glutamine-coding codon is CAG. amino acid changed to Histidine following mutation.
Where is DNA located and what is it?DNA is an inorganic compound that carries instructions for generating molecules along with genetic data. Most cells in every organism contain it. DNA plays a crucial role in reproduction because it allows for the hereditary transmission of traits from one or more parents to their offspring.
What is DNA exactly?A substance called deoxyribonucleic acid holds the biological information that give each species its individuality. During reproduction, DNA and the instructions it carries are transferred from living organisms to their progeny.
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Find the value of x in the triangle shown below. 8 4
A radio has a resistance of 175 ohms, with a current flowing through it of 700mA. What is the potential difference?
The potential difference across the radio is 122.5 volts.
What is the potential difference of the current flowing through the radio?Voltage, also referred to as electric pressure, electric tension, or potential difference is the difference in electric potential between two points.
We can use Ohm's Law to solve for the potential difference (voltage):
V = I * R
where V is the voltage (in volts), I is the current (in amperes), and R is the resistance (in ohms).
Substituting the given values:
V = 0.7 A * 175 Ω
V = 122.5 volts
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Trevormc28
What’s 1 trillion to the 10th power
This number is often expressed in scientific notation as [tex]1 X 10^{30[/tex].
What is scientific notation?Scientific notation is a method of expressing extremely large or extremely small numbers utilizing powers of ten.
Number is written in scientific notation as a good or service of a coefficient (which must be greater than or equal to 1 and less than 10) and a power of ten.
In scientific notation, the number 1,000 is written as 1 x 1003. The coefficient is one, and the power of ten is three, indicating that the decimal point is moved three places to the right in order to obtain the original number.
Similarly, the number 0.0000023 can be written as 2.3 x 10-6 in scientific notation. The coefficient is 2.3, and the power of ten is -6, indicating that the decimal point must be moved six places to the left in order to obtain the original number.
1 trillion to the tenth power equals 1 followed by 30 zeros, or 1,000,000,000,000,000,000,000,000,000,000,000,000. This figure is frequently expressed in scientific notation as 1 x[tex]10^{30[/tex].
Thus, this is the 1 trillion to the 10th power.
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A scientist was observing a specimen under a microscope. He obtained the specimen from pond water. He observed that the specimen was egg shaped, had Harry structures all over his body and was covered by a membrane. He also notice two nuclei in the specimens body to which phylum did the organism belong?
Based on the description provided, the organism belongs to the phylum Ciliophora, which includes a group of unicellular organisms called ciliates.
What are the characteristics of the Ciliates ?
Ciliates are characterized by the presence of hair-like structures called cilia that cover their body, and which are used for locomotion and feeding.
Ciliates also have a specialized organelle called a micronucleus, which is responsible for genetic exchange during sexual reproduction, and a macronucleus, which controls the cell's metabolism and other functions.
The egg-shaped structure and the presence of a membrane suggest that the organism is a single-celled eukaryotic cell, which is typical of ciliates. Ciliates can be found in a variety of aquatic environments, including ponds, lakes, and rivers, and play an important role in the ecosystem as decomposers and as a source of food for other organisms.
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100 points to whoever can solve the rest and marked as brainliest
Phenotype refers to the physical appearance or trait, while genotype refers to the genetic makeup or alleles of an individual.
What is a phenotype and genotype?Phenotype refers to the physical or observable characteristics of an organism, while genotype refers to the genetic makeup of an organism, which determines its inherited traits and potential characteristics.
Section A:
GPPGPGPPGPSection B:
11. Homozygous dominant
12. Homozygous recessive
13. Heterozygous
14. Homozygous dominant
15. Heterozygous
16. Not a genotype (number)
17. Homozygous dominant
18. Heterozygous
19. Not specified (incomplete)
Section C:
21. B (black fur dominant)
22. T (tall dominant)
23. Y (yellow dominant), G (green recessive)
24. P (purple dominant), W (white recessive)
25. L (long tail dominant), S (short tail recessive)
Section D:
26. BB
27. Pp
28. tt
29. Bb
30. WW
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6. What does it mean to have five-part radial symmetry?
Oto be able to be cut into five equal pie pieces
O to be shaped like a circle
Oto have five arms
Oto be round
Answer:
A: To be able to cut into five equal pie pieces
Explanation:
I did the test
Does the internal environment of a cell change based on its external environment?
Answer:
Your cells do this by regulating their internal environments so that they are different from the external environments.
Explanation:
hope it helps
An animal from a warm climate is placed into an environment with a cold climate. What would most likely happen?
The animal will survive because it can quickly develop new traits.
There will be no changes to how the animal survives.
The animal will probably not survive because it does not have adaptations for that environment.
The animal will have an easier time surviving because it will not be as hot.
Answer:
Probably The animal will probably not survive because it does not have
adaptations for that environment.
For this modeling activity, assume that your species reproduces sexually. This assumption implies that it inherits half of its chromosomes from its mother and half from its father. Recall that in sexual reproduction, individuals inherit homologous pairs of chromosomes—one from the father and one from the mother. This arrangement allows for two alleles for every gene. The alleles can be dominant or recessive. You will model three traits controlled by three gene types on homologous chromosomes. Your genes should have these patterns of inheritance:
Trait 1: Simple dominant/recessive inheritance
Example: In pea plants, YY and Yy genotypes will yield yellow pea pods, but inherited yy will yield green pea pods.
Trait 2: Co-dominance
Co-dominance occurs when there’s more than one dominant allele and they express equally.
Example: Human blood type is co-dominant. IA (type A blood), IB (type B), and i (O blood) are controlled by A and B dominant alleles. If a person inherits A and B alleles, they’ll have AB blood. O blood is caused by two recessive alleles.
Trait 3: Incomplete dominance
Incomplete dominance occurs when there is more than one dominant gene, but the expression of both genes creates a blending of traits.
Example: RR = red flowers, WW = white flower, but RW = pink flowers.
Come up with your three traits and the possible inherited phenotypes. Here’s an example:
Trait Phenotype 1 Phenotype 2 Phenotype 3 Phenotype 4
Seed Color
(simple/dominant recessive) Yy and YY
(yellow seeds) yy (green seeds) N/A N/A
Flower Color
(co-dominance) IRIR and IRi = red flowers IWIW and IWi = white flowers IWIR = red/white speckled ii = yellow flowers
Pod Shape
(incomplete dominance) PP = long, balloon-shaped pods FF = flat, narrow pods PF = long, flat pods N/A
To get started, think about the traits your species needs to help it survive in its environment. Come up with variations of these traits. You can include neutral traits (variations that won’t affect the organism’s survival), and beneficial traits (variations that would give the organism a better chance for survival). You can even include harmful genes or genes that could cause genetic diseases. Fill in the chart with the traits you chose and the possible inherited phenotypes.
12pt
Co-dominance and partial dominance are non-mendelian inheritance patterns, whereas complete dominance is the mendelian inheritance pattern. the length of one's hair. Second trait: hair color. Three: Hair kind.
What does total domination mean?We speak about total dominance when the dominant allele entirely conceals the recessive allele.
Those that express the dominant trait and are heterozygous for a certain gene fall into this category.
The expression of the recessive allele is concealed by the dominant allele.
Co-dominance: What is it?A non-Mendelian inheritance pattern known as codominance occurs when two alleles of the same gane are expressed equally.
There are no dominant or recessive alleles because neither one prevents the other from being expressed in heterozygous people.
A heterozygote's phenotypic displays two alternative variants that were inherited from each homozygous parent.
Due to the cumulative expression of their parents' genes, heterozygous people exhibit both of their parents' characteristics.
What exactly is partial dominance?is a non-mendelian mode of inheritance where the heterozygous person expresses a phenotype that falls between the dominant and recessive phenotypes.
Both of the relevant alleles partially coexist with one another.
We'll give an illustration of mammal hair.
Straightforward dominant/recessive inheritance is the first trait.
- A diallelic gene expressing total dominance codes for length.
L codes for having long hair and is the dominant allele.
A recessive allele that codes for short hair is l.
Feature 2: Codominance
- A triallelic gene I that expresses co-dominance codes for color.
IB abbreviates for black. IW is a code for white and is dominant to i. I codes for albino when it is dominant to I and codominant to IB. Incomplete dominance is a recessive allele trait three.
- A diallelic gene displaying incomplete dominance codes for the type of hair.
S stands for straight hair and is recessive whereas C stands for curly hair and is dominant.
Trait 1 Trait2 Trait3 Trait 4
Length LL-Long Ll-Long ll-Short ***
Color IBIB/IBi-Black IBIW-Black/White IWIW/IWi-White ii-albino
Type SS-Curly Ss -Wavy ss-straight ***
Genotypes Phenotypes
LLBBSS, LlBBSS Long, Black, Curly hair
LLBWSS, LlBWSS Long, Black and white, Curly hair
LLWWSS, LlWWSS Long, White, Curly hair
LLBBSs, LlBBSs Long, Black, Wavy hair
LLBWSs, LlBWSs Long, Black and white, Wavy hair
LLWWSs, LlWWSs Long, White, Wavy hair
LLBBss, LlBBss Long, Black, Straight hair
LLBWss, LlBWss Long, Black and white, Straight hair
LLWWss, LlWWss Long, White, Straight hair
llBBSS Short , Black, Curly hair
llBWSS Short, Black and white, Curly hair
llWWSS Short, White, Curly hair
llBBSs Short, Black, Wavy hair
llBWSs Short, Black and white, Wavy hair
llWWSs Short, White, Wavy hair
llBBss Short, Black, Straight hair
llBWss Short, Black and white, Straight hair
llWWss Short, White, Straight hair
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Complete question -
As a plant stem grows longer, what happens to the cells located in the tip of the stem?
A. Unspecialized cells continue to divide as older cells grow larger and differentiate.
B. The cells fight off any bacteria and viruses that the plant stem encounters.
C. The old cells die off to make room for new cells
D. The cells harden to extend the stem and increase its strength
The right response is that unspecialized cells keep dividing as specialised cells get bigger and differentiate.
What use do stem cells serve in plants?Plant Stem Cells. Stem cells serve as a source of fresh cells for the development or replacement of specialised tissues. These cells must divide to replenish themselves in order to carry out their role, and some of their offspring will eventually differentiate to form new tissues.
What transpires to the cells near the stem's tip?The apical meristem at the apex of the stem produces new cells, and those new cells subsequently enlarge in length and volume in the area, which is how roots and herbaceous plant shoots grow in diameter and length.
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Turn the amplitude down to almost zero and wait for the waves to hit the screen. Why does the screen darken?
When I reduce the amplitude almost to zero and wait for the waves to hit the screen, my screen darkens because it takes longer for the waves to arrive.
What effect does amplitude have on color?The intensity of the color is determined by the amplitude, or the distance between the wave's midpoint and its peak. The more intense and bright the color, the greater the amplitude of the waveform.
Why doesn't changing the amplitude change the color of the light?If you change the frequency of the light, the color changes, but what if you change the amplitude You simply cannot. Photons make up light. All photons with the same wavelength (color) have the same wavelength.
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Humans are highly dependent on fossil fuels. However, like other
natural resources, fossil fuels are unevenly distributed around the world. For example,
nearly 67 percent of the world's reserves of crude oil are currently in the Middle East. Also,
Russia has more natural gas than any other country in the world. Use a cause-and-effect
relationship to predict how human use of fossil fuels will affect their distribution over time.
Answer: I predict that human use of fossil fuels will affect their distribution over time because.
Explanation: Because if we keep on using fossil fuels over and over we eventually loose all of it because nearly 67% of the worlds reserves of crude oil are currently in the Middle East. So if we keep on using it well then there won't be anymore fossil fuels left for us, And if we keep using it, it will also slowly kill us off and also kill everything else around us.
In 1970. a deadly disease spread through corn crops in the United States. Scientists discovered that Rne of the corn contained the gene that made the plants more likely to be infected with the disease. This problem might have been avoided if the cornfields across the country had more.
A) A higher percent of the corn plants with the identified gene A higher percent of the corn plants
with the identified gene
B) large predators to control parasite populations large predators to control parasite populations.
C) genetic diversity genetic diversity D) breeding of infected plants breeding of infected plants
Justify your Answer:
The correct answer is (C) genetic diversity.
Deadly diseaseIn the year 1970, a single pathogen, a fungus, was responsible for the fatal epidemic that ravaged maize fields across the United States. Because all of the corn plants had the same genetic makeup and were thus susceptible to the disease, this fungus was able to infect and kill a large number of them. Due to the lack of genetic variation, the disease had an easier time spreading quickly and destroying the maize crops.More genetic diversity would have resulted in a wider range of maize plants with various genetic make-ups, some of which would have been disease-resistant. The disease's ability to spread would have been hindered, and the damage it caused to the maize fields would have been diminished.learn more about genetic diversity here
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PLEASE HELP ME FIND THE ANSWERS
The answer responses are:
The human and cow genes are very similar, but not identical. There will be some differences in the codons (mRNA) that code for certain amino acids. It is difficult to determine exactly how many codons are the same without knowing the specific genes being compared. Similarly, the number of identical amino acids in the sequence will depend on the specific genes being compared. Yes, it is possible for two humans or two cows to have differences in their DNA sequences for insulin, yet still make the exact same insulin proteins. This is because the genetic code is degenerate, meaning that multiple codons can code for the same amino acid. Additionally, there are often variations in non-coding regions of DNA that do not affect the final protein product. The six codons that can code for the amino acid leucine are: UUA, UUG, CUU, CUC, CUA, and CUG.What is the gene about?In terms of question 5, A. The mutant DNA codes for the amino acid tyrosine (Y), while the normal DNA codes for a stop codon. The person with this mutation will not be diabetic because the protein product will be truncated and not functional.
B. The mutant DNA still codes for the amino acid leucine (L), although it is coded for by a different codon. Depending on the exact location of the mutation, this person may or may not be diabetic. If the mutation occurs in a critical region of the insulin gene that affects its function, the person may be diabetic. However, if the mutation occurs in a non-critical region, the person may still be able to produce functional insulin.
Therefore, Based on the amino acid sequences, the human and chimpanzee are the most closely related organisms. The two sequences are almost identical, differing only by a single amino acid at position 2. The pig and cricket sequences are much more different from the human and chimpanzee sequences, differing at multiple positions.
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See transcribed text below
1. Comparing the human gene to the cow gene, how many of the codons (mRNA) are exactly the same?
2. How many of the amino acids in the sequence are exactly the same?
3. Could two humans (or two cows) have some differences in their DNA sequences for insulin, yet still make the exact same insulin proteins? Explain.
4. Find ALL of the codons that can code for the amino acid leucine and list them. There are 6 total.
5. Often a person with diabetes has a defect in the sequence of DNA that codes for making the insulin protein.
A. Suppose a person has a mutation in his or her DNA and the first triplet for the insulin gene reads TA T. The normal gene reads TAG. What amino acid does the mutant DNA and the normal DNA code for, and will the person with this mutation be diabetic? Explain.
B. Another mutation changes the insulin gene to read T C T (instead of the normal T A G). Will this person be diabetic? Explain.
6. DNA sequences are often used to determine relationships between organisms. DNA sequences that code for a particular gene can vary, although organisms that are closely related will have very similar sequences. This table shows the amino acid sequences of 4 organisms. Based on these sequences, which two organisms are the most closely related? Explain.
Human:
Chimpanzee:
CCA TAG CAC CTA
CCA TAA CAC CTA
Pig:
CCA TGT AAA CGA
Cricket:
CCT AAA GGG ACG
PLEASE HELP ME!!!!
Which of the following statement most directly supports the claim that changes in normal signal transduction can alter cellular response? A. Physical activity stimulates heart rate and oxygen uptake in both healthy and immune-suppressed individuals. B. Oral birth control medications bind to cell receptors in the pituitary to prevent the release of hormones that stimulate ovulation. C. Injury to blood vessels triggers a cascade of changes to blood proteins that results in blood clotting. D. Infection by a flu virus leads to activation of helper T cells and the induction of antibodies by B cells.
Oral birth control medications bind to cell receptors in the pituitary to prevent the release of hormones that stimulate ovulation. Therefore option (B) is correct.
What is signal transduction?Signal transduction is the process by which cells communicate with each other and respond to their environment. It involves the transmission of molecular signals from the extracellular environment to the interior of the cell, where they trigger a chain of biochemical events that ultimately result in a cellular response.
This process can involve a variety of molecules such as hormones, growth factors, neurotransmitters, and cytokines. Signal transduction is critical for many cellular processes including cell growth and differentiation, apoptosis, immune response, and homeostasis. Dysregulation of signal transduction can lead to a variety of diseases such as cancer, autoimmune disorders, and metabolic disorders.
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Which of the following metabolic reactions is non-reversible?
The conversion of glucose to pyruvate through glycolysis is non-reversible under normal physiological conditions, meaning that once glucose is converted to pyruvate
What is meant by the non-reversibility of the conversion of glucose to pyruvate through glycolysis under normal physiological conditions, and why is this important in the human body?
The conversion of glucose to pyruvate through glycolysis is non-reversible under normal physiological conditions, meaning that once glucose is converted to pyruvate, it cannot be converted back to glucose in the human body.
This is because the reaction involves the conversion of glucose to pyruvate through a series of enzyme-catalyzed steps that result in the release of energy in the form of ATP.
While some organisms may have the ability to convert pyruvate back to glucose through a process called gluconeogenesis, this reaction is not typically reversible in humans.
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