Question

PLEASE HELP ME 1. Which statement best describes a polygenic trait?(1 point) -A polygenic trait is only controlled by one environmental factor.

-A polygenic trait is only controlled by multiple environmental factors
-A polygenic trait is only controlled by one gene and influenced by the environment.
-A polygenic trait is controlled by multiple genes and influenced by the environment.
2. Which environmental factor influences the gender of alligators?(1 point)
-temperature
-diet
-sunlight
-moisture
3. Which statement is true?(1 point)
-There is little variation in Mendelian traits.
-Mendelian traits are controlled by multiple genes.
-Environment strongly influences Mendelian trait expression.
-Hair color and IQ are examples of Mendelian traits.
4. Use the graph to answer the question.
Height in humans is a polygenic trait with a distribution similar to the graph shown. Which is true concerning the distribution of height in human populations?(1 point)
-Most individuals will be below average height.
-Most individuals will be above average height.
-Most individuals will be at the extremes of height.
-Most individuals will be of average height.
5. Which statement best describes trait distribution?(1 point)
-Distribution describes the different traits that are found in a species.
-Distribution describes the different traits that are found in a population.
-Distribution describes how the variation in traits is spread across a population.
-Distribution describes how individuals in a population are spread across their habitat.

Answer 1

1. A polygenic trait is controlled by multiple genes and influenced by the environment

2. Multiple genes and environmental factors
3.Distribution describes how the variation in traits is spread across a population
4.Mendelian traits cannot be shown on a bell curve
5.Most individuals will be of average height

Hope this helps :)

Answer 2

1. A polygenic trait is controlled by multiple genes and influenced by the environment.

2. Temperature
3. There is little variation in Mendelian traits.
4. Most individuals will be of average height.
5. Distribution describes how the variation in traits is spread across a population.

Answer 3

Hi is correct execpt that they changed one of the questions.

5. Nerve and mental problems are a trait in PKU patients caused by the environmental factor of eating phenylalanine foods.
If you have the same answer as that then ingore this but if you don't have that question this is the one I had.

Answer 4

Hehe is 100% correct

Answer 5

Hi is 100% correct

Answer 6

yea hehe is right i just wanted to continue the name trend

Answer 7

Hehe is 100%, NAME TREND

Answer 8

Bro those WERE the answers for connexus -_-

Answer 9

1. A, A polygenic trait is controlled by multiple Gene's and influenced by the environment.

2. B, Multiple Gene's ans environmental factors.

3. C, Distribution describes how the variation in traits is spread across a population.

4. A, Mendelian traits cannot be shown on a bell a hell curve.

5. D, Most individuals will be of average height.

These answers are all correct for whoever needs them

Answer 10

hehe is 100% correct with his answers. i will re post them incase anyone is concerned

Q1; A polygenic trait is controlled by multiple genes and influenced by the environment
Q2; Multiple genes and environmental factors
Q3; Distribution describes how the variation in traits is spread across a population
Q4; Mendelian traits cannot be shown on a bell curve
Q5; Most individuals will be of average height