Free Version

Upgrade subject to access all content

Easy

Mouse Complete Dominance

APBIO-LEZZOJ

Mice have two different genes for hair color, A, which codes for black fur and, a, which codes for brown fur.

If mice display complete dominance, which of the following would be the result of crossing two individuals who are both heterozygous for fur color?

A

The mice would all be brown.

B

The mice would show a ratio of three black: one brown.

C

The mice would all be black.

D

The mice would show a ratio of two black: two brown.