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The correct answer is 2. Our bodies produce a lot of CO₂ and water as waste and that it needs to get rid of through breathing.
Why is breathing necessary?Breathing is necessary to bring oxygen into our bodies and remove carbon dioxide, which is a waste product of cellular respiration. When we eat food, it undergoes a process called cellular respiration, which releases energy in the form of ATP. This process requires oxygen and produces carbon dioxide as a waste product.
While we can store energy from food for later use, we cannot store oxygen or remove carbon dioxide from our bodies without breathing. Therefore, we need to breathe constantly to maintain the supply of oxygen and remove the waste carbon dioxide. In contrast, we can eat a few times a day because our bodies can store excess food energy as fat for later use.
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Please view and answer images Please view and answer images Please view and answer images Please view and answer images Please view and answer images
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Absorbing photons and using the excite electrons, G3P, Glucose and oxygen, Krebs cycle, it produces 2ATP gas, and an organic acid.
What is glucose ?
It is a monosaccharide, which means "one sugar," and is the most basic type of carbohydrate (carb). Fructose, galactose, and ribose are examples of other monosaccharides. This is the form in which the body eventually transforms food glucose and other carbs into blood glucose.
What is krebs cycle ?
The series of chemical reactions that most live cells go through to produce energy during the process of aerobic respiration. ADP is transformed into energy-dense ATP during this process, which takes place in the mitochondria. Oxygen is used up during this process, while waste products produced include carbon dioxide and water.
Therefore, Absorbing photons and using the excite electrons, G3P, Glucose and oxygen, Krebs cycle, it produces 2ATP gas, and an organic acid.
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Name 2 food marking processes?
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Answer:
canning
Explanation:
A cladogram of five species is shown. Based on the cladogram, the ancestral species most likely had-
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5. What is famine?
can anyone tel me what is famine
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Answer:famine is nothing to eat
Explanation:
:famine is nothing to eat and animals die
A situation in which there is not enough food for a great number of people, causing illness and death, or a particular period when this happens.
Imagine you have just purchased a black stallion of unknown genotype. You mate him to a red mare, and she delivers twin foals, one red and one black. Can you tell from these results how color is inherited, assuming that alternative alleles of a single gene are involved? What crosses could you do to work this out?
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Answer:
Explanation:
The results of the twin foals, one red and one black, suggest that the black stallion is heterozygous for the gene-controlling coat color and that the mare is homozygous for the recessive allele.
Assuming that the black coat color is dominant and the red coat color is recessive, we can represent the genotypes of the parents as follows:
Black stallion: Bb (heterozygous)
Red mare: bb (homozygous recessive)
The possible gametes that the black stallion can produce are B and b, while the red mare can only produce b. The Punnett square for the mating of these two horses would be:
| B | b
--|----|----
b | Bb | bb
b | Bb | bb
As we can see, each foal has a 50% chance of inheriting the dominant B allele and being black and a 50% chance of inheriting the recessive b allele and being red. Therefore, the occurrence of one red and one black foal is consistent with the hypothesis that alternative alleles of a single gene determine coat color.
To confirm this hypothesis, we could cross the black stallion to different colored mares. For example, if we mate the black stallion to another red mare and all the offspring are red, this would support the hypothesis that the black stallion is heterozygous for the gene-controlling coat color. Conversely, if we mate the black stallion to a black mare and get a 1:1 ratio of black and red offspring, this would also support the hypothesis that the black stallion is heterozygous for the gene.
How did agriculture allow for the development of civilizations?
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Answer:
Explanation:
Agriculture was developed approximately 10,000 years ago. Agriculture has allowed development of people by being able to grow more food and reproduce livestock more quickly and efficiently. Having more food and livestock opens an opportunity for humans to reproduce more than they once did. therefore, agriculture allowed people to create civilizations because they can grow bigger families and larger groups of people creating civilizations.
Answer:
Agricultural communities developed approximately 10,000 years ago when humans began to domesticate plants and animals. By establishing domesticity, families and larger groups were able to build communities and transition from a nomadic hunter-gatherer lifestyle dependent on foraging and hunting for survival.
Describe the timing of evolutionary change according to the punctuated equilibrium model.
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According to the punctuated equilibrium model, evolution is characterized by long periods of relative stability (equilibrium), interspersed with relatively short periods of rapid change (punctuation).
What is the punctuated equilibrium model?In the 1970s, palaeontologists Niles Eldredge and Stephen Jay Gould put forth this notion.It states that species tend to remain relatively stable for long periods of time, but when they do undergo evolutionary change, it tends to occur rapidly.The process of cladogenesis, in which a tiny population of a species separates off from the larger population and develops independently, is how new species appear in the punctuated equilibrium model.Genetic drift, natural selection, and other mechanisms that can cause fast evolutionary change within a small, isolated population are attributed to the rapid change that occurs during punctuated equilibrium.To know more about the punctuated equilibrium model, visit:
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Idea popular to the public, based on bad science.
The answer is 10 letters
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An idea popular to the public, based on bad science is "pseudoscience".
What is pseudoscience?Pseudoscience is a claim, discovery, or system of reasoning that is presented as science but lacks the objectivity required by the scientific process. Research that is founded on flawed hypotheses, an ineffective experimental plan, or flawed data can also lead to pseudoscience.
Cognitive prejudice and belief-dependent realism are two psychological foundations for pseudoscience.
Examples of pseudoscience include palmistry, phrenology, and physiognomy.
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A box with a weight of 650 N is sitting on the ground and the bottom of the box measures 0.35m squared. What is the pressure exerted by the box on the ground?
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The pressure exerted by the box on the ground can be calculated using the formula:
Pressure = Force / Area
where Force is the weight of the box and Area is the bottom surface area of the box.
Given that the weight of the box is 650 N and the bottom surface area of the box is 0.35 m², we can substitute these values into the formula to get:
Pressure = 650 N / 0.35 m²
Pressure = 1857.14 Pa
Therefore, the pressure exerted by the box on the ground is 1857.14 Pa (Pascals).
PLEASE HELP!!!! POINTS
create a pedigree diagram for an imaginary family pick a trait and designate it as a dominant then shade the boxes to show who has recessive genes who has dominant genes and who is likely heterozygous
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In a pedigree, family information is displayed in a chart that is simple to read.
What is Pedigree diagram?The term "family tree" might be used to describe it. Squares and circles are the conventional symbols used in pedigrees to denote males and females, respectively.
The building of a pedigree is a family history, and when memories fade, information about a previous generation may be hazy.
In terms of genetics, a pedigree is a diagram that shows how a trait or medical condition is passed down through a family's generations. When information is available, the pedigree specifically demonstrates the ties between family members and identifies which relatives possess the desired trait(s).
Therefore, In a pedigree, family information is displayed in a chart that is simple to read.
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How does the number of times the nostrils open and close in one minute compare with the number of times the frog’s throat moves up and down in one minute?
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The number of times is the same when referring to frogs. The throat therefore travels up and down whatever many times the nostrils open and close in a minute.
In a frog, the neck moves up and down between 80 and 120 times per minute; these motions are referred to as oscillatory. The floor of the buccal cavity exhibits oscillatory motions (floor alternately lowered and elevated) when breathing through the buccopharyngeal cavity, maintaining the mouth, gullet, and glottis closed. The frog lowers the floor of its mouth, which causes the neck to widen and pull air into its mouth. Air then enters the larger mouth as the nostrils expand.
The air in the mouth is then driven into the lungs by contraction of the mouth floor as the nostrils close. The floor of the mouth glides downward, sucking air from the lungs and into the mouth to expel the carbon dioxide in the lungs. Eventually, the mouth floor is raised, forcing the air out of the nostrils, and the nostrils are opened.
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HELP ASAP!!!
Label the illustrations of the four different types of joints. Use these choices:
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Elbow has the Hin/ge joints.
Shoulder has the Ba/ll and Socket Joints.
Wrist has the Gli/di/ng Joints.
Neck vertebrate has the P/iv/ot Joints.
What are the different types of joints?Joints are the areas where two or more bones come together. There are four main types of joints in the human body:
Hin/ge Joints: Hin/ge joints are the most common type of joint in the body and are found in the elbow, knee, and fingers. They allow movement in only one direction, like the opening and closing of a door.Ball and Socket Joints: Ball-and-socket joints are found in the hip and shoulder. They allow for a wide range of motion in all directions, including rotation.Pivot Joints: Pivot joints are found in the neck and allow for rotation, such as when you turn your head from side to side.Gli/ding Joints: Gliding joints are found in the wrists, ankles, and spine. They allow for movement in multiple directions, but the range of motion is usually limited.Read more about joints
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Homeostatis Complete the Negative Feedback loop to "The level of a sex harmone, tesosterone (T), is controlled by negative feedback
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This negative feedback loop helps to maintain the T level within a narrow range, ensuring proper physiological functioning and development."
What is Hormone?
A hormone is a chemical substance produced by specialized cells or glands in the body that acts as a messenger to regulate and coordinate various physiological processes, including growth and development, metabolism, reproduction, and behavior. Hormones are secreted into the bloodstream, which carries them to target cells or organs in the body where they bind to specific receptors, triggering a response. Hormones can be classified as either peptide hormones, which are made up of amino acids, or steroid hormones, which are derived from cholesterol. Some hormones act quickly and have short-term effects, while others act more slowly and have long-lasting effects.
When the level of T in the bloodstream reaches a certain set point, it is detected by the hypothalamus in the brain. The hypothalamus signals to the pituitary gland to stop secreting luteinizing hormone (LH). LH is the hormone that stimulates the production of T in the testes. As a result of the signal from the hypothalamus, the production of T decreases, causing its level in the bloodstream to decrease. This decrease in T level is detected by the hypothalamus, which then reduces its signal to the pituitary gland.
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What is represented by letter D?
•Attachment protein
•Junction protein
•Glyco-protein
•Active transport protein
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Active transport protein symbolizes the letter D. These proteins contain receptors that attach to particular molecules (like glucose), transport it across the cell membrane, and then re-bind to other molecules.
Which three proteins are involved in active transport?One particular ion or molecule is transported by a uniporter. Two distinct ions or molecules are transported by a symporter in an identical direction. In addition, an antiporter transports two distinct particles or ions, but in opposite directions.
Are enzymes active transport proteins?Transmembrane ATPases, an engine that traverses the cell membrane, are responsible for the majority of primary active transport. The enzyme potassium adenosine triphosphates is present in all animal cells (ATPase).
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18 1 point
When carrying out an investigation to extract DNA from a cell, what is the purpose of the warm water bath?
To cause the protein and other cellular debris to sink to the bottom of the tube.
O To extract the DNA from the solution.
It causes protein and other cellular debris to collect.
It frees the DNA from the cells.
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The purpose of the warm water bath is "It frees the DNA from the cells".
option D.
What is the purpose of warm water bath?The purpose of the warm water bath in DNA extraction is to lyse or break open the cells, which releases the DNA into the solution.
The warm water helps to disrupt the cell membrane and other cell structures, such as the nuclear membrane, and also helps to denature proteins and enzymes that could degrade the DNA. This process allows the DNA to be extracted from the solution using various techniques such as precipitation or column purification. The warm water bath is not used to cause protein or cellular debris to collect or sink to the bottom of the tube.
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unlike estrogen, progestron inhibit FSH andLH. a)true b)false
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Answer:
The answer is TRUE. :)
Explanation:
These studies showed that the effect of progesterone administered for periods of 1 to 6 h enhanced the secretion of LH and FSH whereas progesterone administered for periods beyond 12 h inhibited FSH and LH release by dispersed pituitary cells in culture.
PLS HELP ME THERE ARE THREE QUESTIONS IM GIVING 50 POINTS AND A BRAINLIST !!!! IF U WANT MORE POINTS TELL ME IN THE COMMENT SO I CAN MAKE A FALSE QUESTION YOU JS PUT OK AND ILL GIVE U 100 POINTS SO IN TOTAL 150!!! JS PLSSS THIS IS HALF MY GRADE(NO COPYING AND PASTING)
How does the lion’s behavior compare to the behavior of the Burchell’s zebras that were tracked? How are the causes for migration similar and different?
How might the drought have caused a shift in the lion population in Amboseli National Park?
How do you think the drought-affected other savanna animals?
Do you think those animals behaved in a similar way?
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Answer:
The lion's behavior is quite different from the behavior of the Burchell's zebras that were tracked. Lions are typically solitary animals, while zebras are social animals that travel in herds. The causes for migration are similar in that both species migrate in search of food and water. The drought caused a shift in the lion population in Amboseli National Park by forcing them to move to areas with more food and water. The drought also affected other savanna animals, such as antelopes, wildebeests, and elephants, by forcing them to migrate to areas with more resources. These animals may have behaved in a similar way to the lions, but it is difficult to know for sure without further research.
Explanation:
Your welcome :)
please answer the image below
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Lactose molecules bind to the repressor and removes it from the operator and transcription process can continue with RNA polymerase.
Why is lactose necessary for lac operon transcription?The lac operon generally only begins to transcript when there is lactose available for it to digest. This, presumably, prevents energy from being wasted in the manufacture of enzymes for which there isn't a substrate. All three enzyme-coding sequences are included in a single mRNA transcript known as a polycistronic transcript.
What results from the presence of lactose?Galactose and glucose are the monosaccharides that lactase converts lactose into, making them absorbable. Ultimately, insulin aids in the uptake of glucose by our cells. The liver receives galactose, and there it is converted to glucose for use in generating energy.
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If this were a traditional "face to face" A&P lab and you were examining real human bones from your "box of bones," you'd notice that the xiphoid process is not attached to the sternum and is floating around the bottom of the box, or it's lost completely. Why do you think this may be such a common occurrence? HINT: Think about how it is attached - what holds it in place when we're alive?
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Answer:
gravity
Explanation:
because is says it has zero gravity
What is one way a forest is ecologically valuable? Economically?
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Answer:
Forests are ecologically valuable in many ways. They provide habitat for wildlife, prevent soil erosion, act as a carbon sink, create oxygen, and maintain water cycles. Ecologically, forests are also important as they provide natural resources like timber, firewood, and medicinal plants. Economically, forests are important sources of income for many communities, as they provide employment opportunities through industries like timber, forestry, and tourism. Forests are also essential sources of raw materials for many industries, such as paper and furniture manufacturing
Explanation:
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
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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 -
an undisturbed deer population grows until its carrying capacity is reached . Which graph best resembles the deer population?
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Graph B demonstrates exactly what was described. The number of people line will rise until it reaches the horizontal line. The population will have stabilized at this point, and the graph will take on a S shape. As a result, B is the correct answer.
What exactly is carrying capacity?The carrying capacity is the number of people that a region can support without harm, and it is represented by the horizontal line that appears on all of the maps.
This graph's line depicts the evolution of the number of people over time. As the number of people increases over time, so should the length of the line. And as the number of people decreases, so should the line.
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what is flower in biology?
Answers
Answer:
A flower, the characteristic reproductive structure of angiosperms. As popularly used, the term “flower” especially applies when part or all of the reproductive structure is distinctive in color and form.
HELP ASAP PLEASE!
4. The thoracic cage does not protects these organs.
A. Heart
B. Lungs
C. Liver
D. Lower intestine
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A radio has a resistance of 175 ohms, with a current flowing through it of 700mA. What is the potential difference?
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The potential difference (voltage) across the radio is 122.5 volts.
How to calculate the potential difference voltage across the radio?First we can use Ohm's law, which states that voltage (V) is equal to the product of current (I) and resistance (R):
V = I x R
In this case, the resistance of the radio is given as 175 ohms, and the current flowing through it is 700 milliamps, or 0.7 amps.
We can plug these values into the equation to get:
V = 0.7 A x 175 Ω = 122.5 volts
Therefore, the potential difference (voltage) across the radio is 122.5 volts.
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The basic structural and physiological unit of all living organism is the
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Answer: cells
Explanation: The cell is the basic structural and functional unit of life. Cells are independent, single-celled organisms that take in nutrients, excrete wastes, detect and respond to their environment, move, breathe, grow, and reproduce.
All of the variety of life that can be found on Earth is
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known as biodiversity. This includes all living organisms, including plants, animals, fungi, and microorganisms, as well as their genetic diversity and the ecosystems in which they live. Biodiversity is important because it provides a wide range of ecosystem services that humans rely on, such as clean air and water, soil fertility, climate regulation, and food security. It also has cultural and aesthetic value and is important for scientific research and education. However, biodiversity is under threat from human activities such as habitat destruction, pollution, climate change, and overexploitation of natural resources, and conservation efforts are needed to protect it.
1
Evan is a horticulturist working in a greenhouse. He arranges some flowers nearer the windows, others farther away. For the flowers he arranges to
get the most light, what process is Evan MOST likely trying to encourage?
A.fertilization
B.photosynthesis
C. cross-pollination
D. phototropism
reserved.
Answers
Phototropism is the process that Evan is most likely trying to encourage by arranging the flowers nearer the windows to get the most light. Thererfore, option (D) is correct.
What is Phototropism?Phototropism is a growth response in plants in which they orient their stems or leaves towards or away from a light source. The process is controlled by a plant hormone called auxin, which moves away from the light and accumulates on the shaded side of the plant. This accumulation causes the cells on the shaded side to elongate, which results in the plant bending towards the light.
Phototropism is critical for the survival and growth of plants, as it enables them to maximize their exposure to light for photosynthesis. The process is also important for the efficient use of resources, as it allows plants to direct their growth towards the most favorable light conditions and avoid shading by neighboring plants.
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Type at least 3 adaptions they have and explain how these adaptions help them survive in their environments
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explain how the behaviour of centriole and spindle during mitosis is associated with the behaviour of chromosomes
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Answer: Chromosomal behavior refers to the routine movement of chromosomes during cell division. During mitosis, chromosomes that are replicated align themselves along the equator of the cell to create a metaphase plate. After that, sister chromatids are pulled apart towards the opposite poles of the cells.
And when the chromosomes are condensing to undergo mitosis, the centrioles form the areas that the mitotic spindle forms. And those mitotic spindles go and attach to each of the chromosomes and pull the chromosomes to opposite ends of the cell to allow cytokinesis, then, to occur.