PLEASE HELP 1. Which statement best describes a polygenic trait? (1 point) – A polygenic trait is controlled by only one environmental factor. -A polygenic trait is only controlled by multiple environmental factors
– A polygenic character is controlled by only one gene and influenced by the environment.
– A polygenic trait is controlled by several genes and influenced by the environment.
2. What environmental factor influences the sex of alligators? (1 mark)
-Temperature
-diet
-sunlight
-humidity
3. Which statement is true? (1 mark)
-There is little variation in Mendelian traits.
-Mendelian traits are controlled by several genes.
-The environment strongly influences the expression of Mendelian traits.
-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. What is true about height distribution in human populations? (1 mark)
-Most individuals will be below average height.
-Most individuals will be above average height.
-Most individuals will be at the extreme of height.
-Most individuals will be of medium height.
5. Which statement best describes the distribution of traits? (1 mark)
-The distribution describes the different traits that are found in a species.
-The distribution describes the different traits found in a population.
-Distribution describes how trait variation is distributed in a population.
-The distribution describes how the individuals of a population are distributed in their habitat. 1. A polygenic trait is controlled by several genes and influenced by the environment
2. Multiple genes and environmental factors
3.Distribution describes how trait variation is distributed in a population
4. Mendelian traits cannot be represented on a bell curve
5. Most individuals will be of average height
Hope this helps 🙂 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 medium height.
5. Distribution describes how trait variation is distributed in a population. Hi, that’s ok except they changed one of the questions.
5. Nervous and mental problems are a trait in PKU patients caused by the environmental factor of eating foods containing phenylalanine.
If you have the same answer as that, ignore this, but if you don’t have that question, this is the one I had. Hehe is 100% correct Hi is 100% correct Gene and influenced by the environment.
2. B, Multiple genes and environmental factors.
3. C, Distribution describes how trait variation is distributed in a population.
4. A, Mendelian traits cannot be represented on a bell curve.
5. D, Most individuals will be of medium height.
These answers are all correct for anyone who needs them. All are 100% correct 🙂 everyone knows the answers for connexus, thanks Hehe! hehe is 100% correct with his answers. I’ll repost them in case anyone is concerned
Q1; A polygenic trait is controlled by several genes and influenced by the environment
Q2; Multiple genes and environmental factors
Q3; Distribution describes how trait variation is distributed in a population
Q4; Mendelian traits cannot be represented on a bell curve
Q5; Most individuals will be of average height, thank you! Thank you HeHe Hehe is 100% CORRECT I love you all save my life Thank you very much Hehe I appreciate you. I also appreciate the others for their help! Thanks! How are the terms genotype and phenotype related? we need an answer for connxus trouble maker is correct! pls put the answers for conexxus in we need the answers you are all wrong for the conexxus answers we need that we need the conexxus answers Hehe is still correct! Thanks Hehe and everyone who helped! 100% These are the answers for connexus. hehe is always right, Dec 14, 2021 🙂 THESE ARE THE ANSWERS TO >03051 BIOLOGY A, UNIT 8, LESSON 10 < EVEN FOR CONNECTED STUDENTS Hehe is always right. No questions have changed yet. Please don't cheat