Question

A h0m0zygous dominant brown mouse is crossed with a heterozygous brown mouse (tan is the recessive color). What percent will be h0m0zygous?

0%

50%

75%

25%

25%

Answer 1

50%

Step-by-step explanation:

I wasn't given which way to do this, so ill presume h0m0zygous dominant is female for convenience

`\left[\begin{array}{ccc}&B&B\\B&BB&BB\\t&Bt&Bt\end{array}\right]`

of the offspring, any one of them will have a 50% chance to be h0m0zygous dominant, two of the same genotype; and a 50% chance to be heterozygous

Answer 2

75%

Step-by-step explanation: