Consider a Gene That Affects Fur Color in Mice

question 47

Multiple Choice

Consider a gene that affects fur color in mice. This gene has two alleles, A and a. If AA mice have white fur, Aa mice have gray fur, and aa mice have black fur, how would we describe the effect of these alleles?

• A) A is dominant and a is recessive.
• B) A is recessive and a is dominant.
• C) A and a are codominant.
• D) A and a are epistatic.

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