We will examine some human phenotypes that are controlled by a single gene. For each characteristic, you will determine your phenotype, possible genotype(s), and the frequency of your phenotype in the class.
We will examine some human phenotypes that are controlled by a single gene. For each characteristic, you will determine your phenotype, possible genotype(s), and the frequency of your phenotype in the class.
Human Biology (MindTap Course List)
11th Edition
ISBN:9781305112100
Author:Cecie Starr, Beverly McMillan
Publisher:Cecie Starr, Beverly McMillan
Chapter19: Introduction To Genetics
Section: Chapter Questions
Problem 4CT: The young woman shown at right has albinismvery pale skin, white hair, and pale blue eyes. This...
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We will examine some human
- Tongue-rolling: a single gene with two alleles, R and r, determines a person’s ability to roll their tongue into a U shape. A person that cannot roll their tongue is homozygous recessive (rr).
What is your phenotype? _____
What is your genotype(s)? _____
What is the frequency of your phenotype? (show your work)
_________
- Widow’s peak: a single gene with two alleles, W and w. The dominant allele (W) results in a hairline that forms a distinct point in the center of the forehead.
What is your phenotype? _____
What is your genotype(s)? ____
What is the frequency of your phenotype? (show your work)
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