The following table provides phenotypic data for a population of mammoths living in cold environments based on fossil and DNA evidence.

Characteristic Percent of Population Showing Trait by Generation
Generation 1 Generation 2 Generation 3
Tusks greater than 2.5 m in length 25 25 25
Tusks less than 2.5 m in length 75 75 75
Mass greater than 4,000 kg 15 15 15
Mass less than 4,000 kg 85 85 85
Fur thickness greater than 6 cm 15 25 35
Fur thickness less than 6 cm 85 75 65
Based on this data and your knowledge of natural selection, which explanation best explains the trends seen in the data?

A. Individuals with thicker fur had a survival advantage in the cold environment, allowing these individuals to reproduce more often and create more offspring.
B.Individuals within this population of mammoths tend to only mate with individuals that have thick fur.
C.This population of mammoths appear to be in Hardy-Weinberg equilibrium since no allele frequencies are changing over time.
D.Individuals with thick fur migrated into the population of mammoths, increasing the proportion of these individuals.

PLEASEEE HELPPP MEEEE!!!!

Answers

Answer 1

Answer:

Individuals with thicker fur had a survival advantage in the cold

Explanation:

Answer 2

Natural selection means the process of changing the adapting the new environment. Based on the given data one can conclude that the individual with thicker fur had a survival advantage in the cold environment.

Why natural selection occurs?

Natural selection takes place due to 3 underlying reasons:

ReproductionHeredityVariation in fitness of organisms.

Due to these reasons, natural selection can leads to speciation.

As the individual are living in cold environment, they need to adapt the change in environment. So, individuals with thicker fur had a survival advantage in the cold environment, allowing these individuals to reproduce more often and create more offsprings.

Thus, option A is correct.

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Related Questions

I need help please ??!!!!!

Answers

Answer:

1: false

2: true

3: true

Explanation:

sorry if they wrong its on me if u use them tho

What Is Chemogeny ( Chemical Evolution ) ? And Explain The Steps Of Chemogeny [Both Answer In Simple Word/ Simple Answer Which Is Easy To Concept Or Read]​

Answers

Answer:

Chemogeny may be a theory of chemical evolution that depends on the chemical reactions and formation of drugs on the bases of chemical reactions. This theory says that “Life occurs as a results of evolution of inorganic matter”.

In the 1920's Scientists Oparin and Haldane, developed this hypothesis of the chemical origin of life from the primitive atmosphere of the world having matter like methane, ammonia and water. there have been very low concentrations of oxygen thanks to the presence of high temperatures like 5000-60000C. So, these conditions weren't suitable for the free existence of organic compounds, so reactions started happening .

Under conditions like high sunlight and warmth , inorganic matter gets converted to inorganic compounds. And this might end in the storage of organic compounds, which gets more and more concentrated with the passage of many years.

These compounds interact with one another and end in “life”.

So, chemogeny is that the process of chemical evolution of earth and formation of life from pre-existing matter with the assistance of chemical reactions.

Explanation:

Hopefully I was able to help you with the concept. Good luck!

∙ Chemogeny, or the Chemical Evolution of Life, is the formation of complex organic molecules from simpler inorganic molecules in the oceans by chemical reactions during the Earth's early history.
∙ It is the first step in the evolution of life on this planet that occurred in less than a billion years.
Steps involved in chemogeny are:
Formation of simple inorganic molecules like water, methane, and ammonia in the primitive atmosphere of the earth.
Formation of simple organic molecules from inorganic molecules.
Formation of complex organic molecules like carbohydrates proteins, and fats.

3
A
C
9
12
15
What do the dotted lines, indicated with the arrow, represent in the DNA model above? (B.6A)

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Answer:

[tex]\fbox\red{question\:given}[/tex]

[tex]\blue{what \:is\: photosynthesis}[/tex]

[tex]\huge\fbox\red{Answer↓}[/tex]

[tex]the \: process \: by \: which \: green \: plants \: \\ turn \: carbon \: dioxide \: and \: water\\ \: into \: food \:using \: energy \: \\from \: sunlight.[/tex]

Hydrogen bonds between guanine and cytosine

what is sugar converted into if your body does not metabolize it

Answers

Answer:  It's starts burning body fat.

Explanation:

Explain how natural disasters can change the characteristics of a species for many generations after the disaster. To develop this discussion you will need a minimum of 2 paragraphs.

Answers

Answer:

Strong volcanic eruptions and fires can temporarily change regional weather, cooling or heating the air, changing winds, or causing rain. Volcanoes, storms, and floods can kill marine animals directly, or cause long-term problems by depositing debris and affecting the temperature and salinity of water.

Natural disaster especially such as forest fires and hurricanes have the potential to threaten these endangered species to the point of extinction. ... The fires destroy the animals habitats including their homes, nesting grounds, food, and winter shelters.

After a natural disaster, the community will often go through ecological succession and return to the state it was pre-diaster. Healthy ecosystems will bounce back, as natural disasters have occurred on earth for a long time. ... Healthy ecosystems are adapted to withstand natural disasters over the long time.

Match each energy source with the correct disadvantage.
1. carbon dioxide emissions cause global warming
coal
2. drilling destroys habitats and ecosystems
hydroelectric power
3. dams prevent salmon from swimming upstream
nuclear power
4. radioactive waste is dangerous to all living organisms
oil


I WILL MARK YOU BRAINLYSSSSS

Answers

1: coal
2. Oil
3. Hydroelectric power
4. Nuclear power

Which of the following correctly lists functions of
proteins?


Answers

Explanation:

The correct answer is providing structure, regulating cell processes and creating movement

resistance to exploitation is a battle of wits with your captor

Answers

The statement is false because resistance to exploitation is not related to wits.

What is social exploitation?

Social exploitation is understood as a social relationship in which some people are abused or used for the benefit of others due to their belonging to that category or status.

An example of social exploitation was slavery in which African blacks were used for different purposes during the colony because they belonged to indigenous communities in Africa.

In the example above, Africans had to submit to their captors by force and had no opportunity to oppose it because resistance to exploitation is not a matter of wits.

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Write any two adaptational characteristics of camel on the basis of habitat.​

Answers

Long eyelashes that doesnt allow the sand to get into its eyes
And its ability to store water for long periods of time in its hump

explain the important of insects​

Answers

Answer: Insects create the biological foundation for all terrestrial ecosystems. They cycle nutrients, pollinate plants, disperse seeds, maintain soil structure and fertility, control populations of other organisms, and provide a major food source for other taxa


Facts about insects: Insects are pancrustacean hexapod invertebrates of the class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body, three pairs of jointed legs, compound eyes and one pair of antennae.

Based on the diagram,which statement is NOT true?

Answers

D genes are present on chromosomes and control traits in an individual

How do genotyping help scientists to determine what plabt are

Answers

Answer:

We can determine the genotype of the plant by observing the phenotypes of the offsprings resulting from test cross.

​​​​The desertification of an area from deforestation due to mining gold would be a(n) ___ cost of the gold.
indirect
direct

Answers

Answer: the answer would be indirect

Proteins are synthesized based on genetic information carried by DNA. Explain In you’re own words how the structure of DNA is important in the
synthasis of different kinds of proteins, In your explanation, include a description of the two main processes involved in
protein synthesis.

Answers

Answer:

Explanation:The synthesis of proteins occurs in two sequential steps: Transcription and Translation. Transcription occurs in the cell nucleus and uses the base sequence of DNA to produce mRNA. The mRNA carries the message for making a specific protein out to the cytoplasm where translation occurs.

What type of cell is shown below?
Plant cell,egg cell,eukaryotic cell,prokaryotic cells?

Answers

Answer:

bacteria cell I think I'm probably wrong

Eukaryotic cell is the right answer

Match the materials below to the BEST option describing their place in the cycles of photosynthesis and cellular respiration.



Some options may be used more than once or not at all.

Answers

1b, 2b, 3a, 4c, 5d, 6g, 7e, 8h

Identify the 4 factors that cells vary by.​

Answers

Answer:

Different types of cells have different shape-shifting capabilities, depending on the specific function of that cell in the organism. Three general factors determine cell shape: the state of the cytoskeleton, the amount of water that is pumped into a cell, and the state of the cell wall.

Explanation:

If any questions, put them below.

If you have no questions, please have a great rest of your day/night!

Why long cell easily go through the cell

Answers

Answer:

Cells divide for many reasons. For example, when you skin your knee, cells divide to replace old, dead, or damaged cells. Cells also divide so living things can grow. ... Organisms grow because cells are dividing to produce more and more cells


4. What is a function of the nucleus of an animal cell?
A. It is the place where energy is produced.
It stores the genetic information, the DNA (chromosomes).
C. It defends the cell from infections.
D. It captures sunlight to produce food.
5. Select a statement that best completes the phrase below. In a plant

Answers

Answer:

A. It is the place where energy is produced.

It stores the genetic information, the DNA (chromosomes).

Explanation:

Which statement accurately compares these flashlights?
O A. The smaller flashlight has less inertia than the larger flashlight, so
it takes less force to change the motion of the smaller flashlight.
O B. The smaller flashlight has more inertia than the larger flashlight,
so it takes more force to change the motion of the smaller
flashlight.
C. The smaller flashlight has less inertia than the larger flashlight, so
it takes more force to change the motion of the smaller flashlight.
O D. The smaller flashlight has more inertia than the larger flashlight,
so it takes less force to change the motion of the smaller
flashlight

Answers

The smaller flashlight has less inertia than the larger flashlight, so it takes

less force to change the motion of the smaller flashlight.

Inertia is defined as the property of an object to resist changes in its velocity

when in motion. A larger or bigger body has more mass and inertia as it

requires more force to change the direction of the object.

The smaller flashlight has less inertia than the larger flashlight and hence

requires less force to change its motion due to its smaller size.

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Which scenario describes an interaction between two of Earth’s spheres?

Water flows from a stream to a lake.
Gravity moves rocks to another location.
Lions use energy to catch other animals for food.
Bears dig big holes in the ground to protect their young.

Answers

#2: Gravity moves rocks to another location

Answer:

The scenario that describes an interaction between two of Earth's spheres is "bears dig big holes in the ground to protect their young".

Explanation:

The Earth spheres include the biosphere, the hydrosphere, the geosphere, and the atmosphere. In this context, there is an interaction between two spheres: the biosphere and the geosphere, when a bear digs holes in the ground because a living organism that is part of the biosphere is modifying the structure and shape of superficial soil, which is part of the geosphere.

Here is a diagram of the digestive system. Where do you think lactase would be most effective? Explain. Be sure to consider the amount of time lactose/food would spend in each area.

Answers

Lactase will most likely be found in the small intestine and food spends the largest time there.

The digestive system refers to all the structures that are responsible for the breakdown of food in the body. In each part of the digestive system, enzymes act on the food particles to enable certain conversions.

The enzyme lactase in involved in the digestion of milk and diary products. The enzyme has an optimum pH of about 6 hence it works in an acidic environment. Lactase is found in the small intestine.

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Here is fs fs da last graph I need help so someone plz help me

Answers

I would need to see more of the picture to give you an answer. Try quizlet!

Answer it correctly please

Answers

The first. One will be Guard cell

[answers included, 100% on assignment]
1. Compared to today’s corn plant, teosinte:
✔ (c) is shorter and has more branches.

2. About how many genes were involved in producing the dramatic differences between teosinte and modern corn?
✔ (b) 5

3. he gene for which of the following traits changed early in teosinte domestication and caused dramatic changes?
✔ (a) kernel covering

Answers

I think is that but correct me if I’m wrong

Answer:

C

B

A

Explanation:

An animal is grouped as an insect if it has:


eight legs

six legs

Or a backbone

Answers

Answer: six legs :)

ASAP
Give an example of psuedo-science and explain why it is not considered true science.

Answers

Answer:

Astrology

Explanation:

Astrology is considered a psuedo-science because there are not rock hard scientific facts. While it may have a lot of other evidence behind it, it is not a 'scientific' science.

What is the function of the structure labeled C in the diagram to the right? it is where water, dissolved substances, and urea are filtered out of the blood.

Answers

Answer:

B. It captures the substances filtered out of the blood.

Explanation:

Edge 2021

Answer: B

It captures the substances filtered out of the blood.

Explanation:edge 2022

How is it possible to find the
number of heterozygotes in a
sample population, given the
allele frequencies?

Answers

Explanation:

The frequency of heterozygous individuals. Answer: The frequency of heterozygous individuals is equal to 2pq. In this case, 2pq equals 0.32, which means that the frequency of individuals heterozygous for this gene is equal to 32% (i.e. 2 (0.8)(0.2) = 0.32

To find the number of heterozygotes in a sample population, we need to know the allele frequencies and the total number of individuals in the population. The formula used to calculate the expected number of heterozygotes in a population is based on the Hardy-Weinberg equilibrium principle.

The Hardy-Weinberg equation is given as:

p² + 2pq + q² = 1

Where:

p = frequency of one (dominant) allele

q = frequency of the other allele (recessive) allele

p² = expected frequency of homozygous dominant individuals

2pq = expected frequency of heterozygous individuals

q² = expected frequency of homozygous recessive individuals

To find the number of heterozygotes, we can multiply the expected frequency of heterozygotes (2pq) by the total population size. This will give us an estimate of the number of individuals in the population who are heterozygous for the specific gene of interest.

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Individuals that are better suited to their environment are likely to have more offspring and pass their genetic material onto future generations. This theory is referred to as ____.

Question 1 options:

Use and Disuse


Endosymbiosis


Evolution


Natural Selection

Answers

Answer:

Natural selection

Answer:natural selection

Explanation:

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