Question 19 In Labrador retrievers the allele for black coat

Last updated: 10/18/2023

Question 19 In Labrador retrievers the allele for black coat color B is dominant to the allele for brown chocolate coat color b However if a lab has two copies of the recessive allele for a pigment depositing gene e it can only have yellow coat color In a cross of a black lab that is heterozygous for both gene B and E with a yellow lab whose parents were chocolate what fraction of the next generation would one expect to be yellow 1 8 0 5 pt 1 4