Answer:
The answer is: 100%.
Explanation:
According to Mendel's laws, and taking into account that bulls and roan cows have red and white hairs together.
We will use "F" for the animal hair color allele.
F R = allele for red hairs
F W = allele for white hairs
red x white -------> red and white animals
F R F R x F W F W ----> 100% F R F W
The answer is: 100%.
