Answer:
The answer is 9.
Explanation:
There are dominant and recessive genes for both the hair color gene and the gait gene in horses, B, b, T and t respectively.
If a black trotter is heterozygous that means it's genotype is going to be Bb and Tt, therefore it will possess both dominant and recessive genes for the two traits.
The allele combinations in the gametes it produces can be BBTT, BBTt, BBtt, BbTT, BbTt, Bbtt, bbTT, bbTt and bbtt .
I hope this answer helps.
B definitely because d is just dumb, c is not possible, a is not even true so b
This is false, strobe lightening does not create hot spots. It actually gives a lot of light and isn't hot at all.