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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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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Can you fill in the blanks?
Punnett squares are used to get the probabilities of getting offspring with certain genotypes and phenotypes. 1) Parents' genotype: Chewbacca ⇒ Bb, Sussiebacca ⇒ bb. 2) The chances of a child born with brown hair are 50%. 3) The chances of a child born with red hair are 50%
What is a Punnett square?The Punnett square is a graphic representation that shows the different types of gamete combinations according to the alleles involved in a cross.
Punnett square shows the probabilities of getting offspring with different genotypes and their consequent phenotypes.
In the exposed example
Chewbacca ⇒ brown hair ⇒ heterozygous Sussiebacca ⇒ red hair Allele B codes for brown hairAllele b codes for red hairCross) Chewbacca with Sussiebacca
Parentals) Bb x bb
Gametes) B b b b
Punnett square) B b
b Bb bb
b Bb bb
F1) 1/2 = 50% of the progeny is expected to be heterozygous and have brown hair.
1/2 = 50% of the progeny is expected to be homozygous recessive and have red hair.
1) Parents' genotype:
Chewbacca ⇒ BbSussiebacca ⇒ bb2) The chances of a child born with brown hair are 50%
3) The chances of a child born with red hair are 50%
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In a certain forest community, a dominant plant species has recently been infected with a
virus that disrupts the thylakoid membranes of the plants.
Identify the process in photosynthesis that would be most affected and explain, the most
likely effects the virus would have on the individual plants.
Answer:
The thylakoid membrane is where the light-dependent reactions of photosynthesis take place. These reactions involve pigment molecules, enzymes, and other proteins that convert light energy into chemical energy. If a virus disrupts the thylakoid membranes of plants, it would most likely affect their ability to carry out these light-dependent reactions.
This could have several effects on individual plants. For example, they may not be able to produce enough ATP and NADPH (energy-rich molecules) for use in other processes such as the Calvin cycle. This could lead to reduced growth and productivity.
Explanation:
The thylakoid membrane is where the light-dependent reactions of photosynthesis occur. These reactions involve pigment molecules, enzymes, and other proteins that convert light energy into chemical energy in the form of ATP and NADPH. If a virus disrupts the thylakoid membranes of plants, it would most likely affect their ability to carry out these light-dependent reactions, leading to a reduction in energy production.
The effects of the virus on individual plants would depend on the severity of the infection. If the infection is severe, the plants may not be able to produce enough ATP and NADPH to support other processes such as the Calvin cycle, which uses these molecules to fix carbon dioxide and produce glucose. As a result, the plants may experience reduced growth and productivity, and in some cases, they may even die.
Furthermore, if the infection is not contained, it could spread to other plants of the same or different species, leading to further damage to the forest community. In this way, the virus could have significant ecological consequences beyond its effects on individual plants.
The thylakoid membrane is where the light-dependent reactions of photosynthesis take place. These reactions involve pigment molecules, enzymes.
What do you mean by photosynthesis?Plants and other organisms use a process called photosynthesis to transform light energy into chemical energy that can later be released to power the organism's activities through cellular respiration.
Life on Earth cannot exist without photosynthesis. Animals and green plants would not exist without it. Sunlight, chlorophyll, water, and carbon dioxide gas are all necessary for photosynthesis.
They transform water, sunlight, and carbon dioxide through the process of photosynthesis into oxygen and simple sugars that the plant uses as fuel.
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Can evolution occur without natural selection?
Answer: Yes. Evolution can occur as a result of genetic drift or by luck or accident.
Explanation: Yes. Evolution can occur as a result of genetic drift or by luck or accident.
Answer: Evolution can occur as a result of genetic drift or by luck or accident
LIMITED TIME WORK! PLEASE HURRY!!!
Is the difference between cells in different tissues and organs is that the "expression" of the genes differs between cells true?
Answer: True
Explanation:
Choose the best option for the blank.
Oceanic crust near mid-ocean ridges is _____ than oceanic crust
near trenches.
Choose 1 answer:
A) denser
В)older
C)younger
Answer:
C) younger.
Explanation:
Justify the design of healthy meal plan and justify recommendations to change to a heathy diet
Here are some suggestions for changing your eating behavior in a healthy way: Keep more fruits, vegetables, whole-grain foods, and low-fat dairy items (low-fat milk, low-fat yogurt), both at home and at the office.
Recommendations to change to a heathy dietEating Well to Maintain a Healthy Weight focuses on healthy grains, fruits, vegetables, and low- or fat-fat milk and milk products. Includes a variety of protein foods such as seafood, lean meats and poultry, eggs, legumes (beans and peas), soy products, nuts, and seeds
5 main food categoriesVeggies and beans or other legumes.Fruit.Fish, eggs, tofu, almonds, seeds, and lean meats and poultry are all healthy options.Foods made from grains (cereal), mainly whole grains or variations high in cereal fiber.Milk, yoghurt, cheese, or substitutes, usually low-fat.Learn more about meal plan here:
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Compared to planets close to the sun, the length of the year of planets farther out from the sun are
larger. Explain why.
Answer:
A length of a year is defined by how fast a planet makes a full revolution around the sun. Planets farther out have larger orbits, and therfore take longer time to revolve around the sun. Because of this, they have longer years. For example, a year in neptune takes 165 earth years.
2. I understand how having less carbon dioxide available in the biodome led to fewer energy storage molecules being made in the biodome.
yes
Answer:#69
Explanation:My name is Walter Hartwell White. I live at 308 Negro Arroyo Lane, Albuquerque, New Mexico
When you are swimming underwater, you often are able to hear sounds from the surface, even if they seem muffled. Make a diagram showing the path that a sound wave from above the surface would have to take to reach your ear if you are underwater. Label the media that the sound wave passes through.
Answer:
Certainly! Here is a diagram showing the path that a sound wave from above the surface would have to take to reach your ear if you are underwater:
Air → Water → Ear
Explanation:
As the sound wave travels from above the surface, it first passes through the air and then enters the water. When the sound wave enters the water, its speed changes because the density of water is greater than the density of air. This causes the sound wave to refract or bend as it enters the water. The sound wave then travels through the water until it reaches your ear.
The muffled quality of the sound is due to the fact that water absorbs sound more effectively than air does. This means that some of the energy of the sound wave is lost as it travels through the water, making the sound quieter and less clear when it reaches your ear.
I hope this diagram and explanation helps you understand how sound waves travel from above the surface to your ear when you are swimming underwater!
Find the value of x in the triangle shown below. 8 4
Helpful traits are usually passed down instead of unhelpful traits because __________.
Check all that are true.
offspring are able to give their parents traits through heredity
helpful traits lead to animals reproducing more often
helpful traits make it easier for animals to get their basic needs
animals with helpful traits can choose which adaptations they want
These sentences are correct
helpful traits lead to animals reproducing more often
helpful traits make it easier for animals to get their basic needs
What is Offspring?
Offspring refers to the biological descendants or progeny of an organism, typically produced by sexual or asexual reproduction. Offspring inherit genetic material from their parents, which determines their physical traits and characteristics. In animals, offspring can refer to the young born from live birth, hatching from eggs, or produced asexually. In plants, offspring can refer to seeds, bulbs, or runners produced by the parent plant.
In the process of natural selection, organisms with helpful traits are more likely to survive and reproduce, passing on those traits to their offspring. This is because helpful traits provide an advantage in the struggle for survival, making it easier for animals to obtain their basic needs such as food, shelter, and protection from predators. As a result, individuals with helpful traits are more likely to successfully reproduce and pass on those traits to their offspring, while individuals with unhelpful traits are less likely to survive and reproduce. Over time, this can lead to the evolution of new species with specific adaptations that are well-suited to their environment.
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Which statement best explains why decomposers are an important part of this food web?
A. They use sunlight to make their own food.
B. They give off oxygen for animals to breathe.
C. They provide camouflage for small animals.
D. They make nutrients available to plants.
The correct answer is: D
Please explain why this answer is correct in your own words.
You must include these three words within your explanation: Ecosystem, Biodiversity, and Decomposers.
Answer: This answer is correct because decomposers contribute to the ecosystem by releasing the nutrients the organism had while alive into the earth it is decomposing in. These nutrients then feed other living organisms creating a cycle of life within an ecosystem where biodiversity can thrive.
Explanation:
5.3.5 Quiz: Climate How do data collected from ice cores provide evidence for climate change?
Answer:
Data collected from ice cores provide evidence for climate change by allowing scientists to reconstruct past temperature variations, atmospheric gas concentrations, and environmental conditions.
Explanation:
What is a type of asexual reproduction in freshwater sponges that occurs in times of severe conditions in which a cluster of amoebocytes are protected until conditions improve? shedding budding gemmule formation binary fission
The type of asexual reproduction in freshwater sponges that occurs in times of severe conditions in which a cluster of amoebocytes are protected until conditions improve is gemmule formation.
What is asexual reproduction?Asexual reproduction is a type of reproduction in which an organism produces offspring without the involvement of gametes or fertilization. This means that a single individual can create genetically identical offspring without the need for a partner or mating.
Asexual reproduction occurs in various forms across different species, including binary fission in bacteria, budding in yeast and hydra, regeneration in starfish and planarians, and fragmentation in some plants.
One significant advantage of asexual reproduction is that it allows for rapid reproduction and colonization of new environments, as there is no need to find a mate. However, this method of reproduction also limits genetic diversity and makes the species more vulnerable to environmental changes and diseases.
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Type at least 3 adaptions they have and explain how these adaptions help them survive in their environments
I Need answers for each question .
SORRY i don't know what it is
The cell membrane is called the fluid mosaic model because proteins are arranged as a mosaic of particles that can penetrate inwards and even completely pass through the bilayer.
What is fluid mosaic model?According to this fluid mosaic model, membranes consist of a lipid bilayer (essentially a double layer of phospholipids) in which various proteins are embedded.
The lipid bilayer is the base of the membrane, proteins are normally found "dissolved" in the lipid bilayer, they act as mediators or facilitators of almost all the functions of the membrane, either by transporting specific molecules.
Therefore, also highlights that the membranes are fluid, dynamic and their components mobile, a very important characteristic that allows the existence of transitory interactions.
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2.16 Unit Test: Evolution Pt.2 Please help ASAP!
1. The male resplendent quetzal bird has evolved to have tail feathers that are approximately 60 cm long. The female quetzal has short tail feathers. Using the quetzal as your example, describe how the mechanism of natural selection may have led to the evolution of the male quetzal’s extraordinarily long tail feathers.
Answer:
2. Variation in a trait is a required condition for natural selection to act on a population for that trait. Assuming a population of organisms only started with only one form of a trait, what are two ways variation in the trait could be introduced into the population? Explain your answer.
Answer:
3.Give a basic definition of evolution as taught in this unit.
Answer:
Which explains the differences in the distribution of solar energy on Earth’s surface?(1 point)
ozone to protect the eart
Hi I need an answer asap pls!
Explain how Mendel’s Law of Independent Assortment is supported by the process of meiosis
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.
when you add reducing sugar to sweet poptato with the reagent sucrose powder,hydrochloric acid,an sodium hydroxide
Answer:
advantages of anthropology
A species of plant typically requires plenty of moisture and mild temperatures.It is smaller when it is grown in very hot, dry conditions. The plant grows to a smaller size because the environmental conditions affect the development of its water-conducting cells. Which statement explains why the plant is smaller?
A. All of the cells that make up the plant are smaller
B. More water-conducting cells are formed by cell division
C. The water-conducting cells in the plant are smaller
D. Fewer water-conducting cells are formed by differentiation
Answer: D
Explanation: A- incorrect all cells are the same size;)B there can't really be more water-conducting C the water-conducting plant's size doesn't change they change by growth
what condition can cause transpiration to stop in a plant
Answer: water- light
Explanation: no water can dry the plant too much water can drown the plant and no light can avoid the plant from growing. hope I helped :)
Which is the following technique is used by researchers to carry out dna replication in vitro
A method for making several copies of a given DNA region in vitro is called polymerase chain reaction, or PCR .
Which one of the following methods do scientists use to study DNA?A specific piece of DNA can be duplicated hundreds of thousands of times using PCR from a very tiny amount of DNA.PCR is a frequently used instrument in biological and medical research facilities.
What is the PCR method?A given DNA segment can be quickly multiplied (amplified) into millions or billions of copies using the polymerase chain reactions (abbreviated PCR), allowing for more in-depth analysis.
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what is the Hypothesis and Opinion of the followning text?
Most natural environments exhibit a substantial component of random variation, with a degree of temporal autocorrelation that defines the color of environmental noise. Such environmental fluctuations cause random fluctuations in natural selection, affecting the predictability of evolution. But despite long-standing theoretical interest in population genetics in stochastic environments, there is a dearth of empirical estimation of underlying parameters of this theory. More importantly, it is still an open question whether evolution in fluctuating environments can be predicted indirectly using simpler measures, which combine environmental time series with population estimates in constant environments. Here we address these questions by using an automated experimental evolution approach. We used a liquid-handling robot to expose over a hundred lines of the micro-alga Dunaliella salina to randomly fluctuating salinity over a continuous range, with controlled mean, variance, and autocorrelation. We then tracked the frequencies of two competing strains through amplicon sequencing of nuclear and choloroplastic barcode sequences. We show that the magnitude of environmental fluctuations (determined by their variance), but also their predictability (determined by their autocorrelation), had large impacts on the average selection coefficient. The variance in frequency change, which quantifies randomness in population genetics, was substantially higher in a fluctuating environment. The reaction norm of selection coefficients against constant salinity yielded accurate predictions for the mean selection coefficient in a fluctuating environment. This selection reaction norm was in turn well predicted by environmental tolerance curves, with population growth rate against salinity. However, both the selection reaction norm and tolerance curves underestimated the variance in selection caused by random environmental fluctuations. Overall, our results provide exceptional insights into the prospects for understanding and predicting genetic evolution in randomly fluctuating environments. Author summary: Being able to predict evolution under natural selection is important for many applied fields of biology, ranging from agriculture to medicine or conservation. However, this endeavor is complicated by factors that inherently limit our ability to predict the future, such as random fluctuations in the environment. Population genetic theory indicates that probabilistic predictions can still be made in this context, but the extent to which this holds empirically, and whether these predictions can be based on simple measurements, are still open questions. Making progress on answering these questions can be achieved by capitalizing on experiments where the environment is precisely controlled over many generations. Here, we used a pipetting robot to generate random time series of salinities with controlled patterns of fluctuations, which we imposed on a microalga, Dunaliella salina. Tracking the frequencies of two genotypes in a mixture by sequencing a short barcode sequence, we were able to show how patterns of fluctuating selection relate to the fluctuating environment. Interestingly, parts of these responses, but not all, could be predicted by simpler measurements in constant environments, allowing precise characterization the limits and prospects for predicting evolution in fluctuating environments. [ABSTRACT FROM AUTHOR]
The hypothesis of this text is that random environmental fluctuations affect the predictability of evolution, and it is still an open question whether evolution in fluctuating environments can be predicted indirectly using simpler measures.
Explain about the hypothesis
The hypothesis of this text is that random environmental fluctuations affect the predictability of evolution, and it is still an open question whether evolution in fluctuating environments can be predicted indirectly using simpler measures.
The authors aim to address this question by using an automated experimental evolution approach and to determine the underlying parameters of population genetics in stochastic environments.
The opinion expressed in the text is that the results provide exceptional insights into the prospects for understanding and predicting genetic evolution in randomly fluctuating environments.
The authors suggest that their experiment could help make progress in predicting evolution under natural selection, despite the inherent limitations of predicting the future caused by random fluctuations in the environment.
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does the efficiency of a cell depends on its complexcity
Answer:
The efficiency of a cell does not necessarily depend on its complexity. While eukaryotic cells are more complex and have more specialized organelles than prokaryotic cells, both types of cells can be highly efficient in their own ways.
For example, prokaryotic cells can have a high surface area-to-volume ratio, which allows for efficient nutrient uptake and waste removal. They also have a simpler structure, which can allow for faster cellular processes and a more rapid response to environmental changes. Prokaryotic cells can also reproduce more quickly, allowing for rapid population growth under favorable conditions.
On the other hand, eukaryotic cells have a more complex structure with specialized organelles such as mitochondria, which are responsible for energy production, and lysosomes, which are responsible for cellular waste disposal. These specialized organelles can increase the efficiency of cellular processes, such as respiration and digestion, by compartmentalizing different functions and allowing for more precise control of cellular activities.
Overall, both prokaryotic and eukaryotic cells can be highly efficient in their own ways, and the efficiency of a cell depends on a combination of factors such as its size, shape, structure, and specialized organelles.
Explanation:
how many grams of NaCl are needed to make 3L of a 10% solution?
Explanation:
To calculate the number of grams of NaCl needed to make a 10% solution of 3L, we need to know the density of NaCl and the definition of a 10% solution.
Assuming that the density of NaCl is approximately 2.16 g/mL, a 10% solution means that 10% of the final solution's total volume will be NaCl.
Therefore, to make a 10% solution of 3L, we need:
3 L x 0.10 = 0.3 L of NaCl
To convert the volume of NaCl needed into mass, we use the density of NaCl:
0.3 L x 2.16 g/mL = 0.648 g/mL
Therefore, we need approximately 648 grams of NaCl to make a 10% solution of 3L.
Fossil 2 is
about 300 million years old. Testing reveals
that Layer M is about 400 million years old.
The geologists conclude that Fossil 3 is an
organism that likely lived about 350 million
years ago. Do you agree? Support your
answer using evidence from the diagram.
According to the superposition principle, the younger of rock or fossils will allocate at the top layer and the older will be at the bottom layer. Therefore, here the fossil 3 is attached in the middle layer and younger than M layer, so the assumption that it lived 350 million year ago is correct.
What is superposition principle ?According superposition principle, the older rocks or fossils or any decomposing sediments can be found at the bottom layer of earth surface and the younger sediments will be at the top layer.
Using this principle, we can determine and compare the age of different fossils and rocks in earth.
It is given that, the fossil 2 is 300 million years old. Fossil in M layer is at the bottom and it is 400 million years old. It is the oldest one. Then, given that fossil 3 is above layer M . Hence, it is younger than M layer and older than fossil 2.
Therefore, it has the intermediate age that can be of 350 million years old.
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Your question is incomplete. But your complete question is:
Fossil 2 is about 300 million years old. Testing reveals that Layer M is about 400 million years old and it is at the bottom layer. Fossil 3 is in the middle of fossil 2 and M layer. The geologists conclude that Fossil 3 is an organism that likely lived about 350 million years ago. Do you agree?
What is a tegument Trematodes, a type of flatworm?
1. a thin filament thread that can block the lungs and heart
2, a sense organ that can sense light, touch, and moisture
3. a thick layer of cells that protects the worm from being digested
4. a rectangular body part
Santos and Luderitz have a difference in the temperature despite being at the same distance from the equator because of the oceanic currents, and the topographical factors.
Yes, that is correct. Even though Santos and Luderitz may be located at the same distance from the equator, other factors such as oceanic currents and topography can significantly affect the local climate and temperature.
What is Occean Current?
An ocean current is a continuous, directed movement of seawater in the ocean. These currents are driven by various factors such as wind, temperature, and the rotation of the Earth. Ocean currents can be classified as either surface currents or deep water currents.
Surface currents are driven by the wind and primarily occur in the upper 400 meters of the ocean. They are usually faster and more visible than deep water currents. Surface currents can be warm or cold and are responsible for redistributing heat around the planet. For example, the Gulf Stream, a warm surface current that flows from the Gulf of Mexico towards Europe, helps to moderate the climate in Western Europe.
Similarly, topography can also play a significant role in determining local climate and temperature. For example, mountain ranges can act as barriers and prevent the movement of air masses, leading to differences in temperature and precipitation on either side of the mountain. Additionally, the elevation of a region can also affect its temperature, with higher elevations typically having lower temperatures due to the thinner atmosphere and reduced atmospheric pressure.
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