Question

In dominant epistasis, how many
progeny with homozygous recessive
condition develops in F2 generation?​

Answer 1

Answer:

Phenotypic ratios are 9:3:4 in F2. Pigment production (B) and subsequent incorporation (E) into the hair shaft are controlled by two separate genes. To be black, both genes must function.

Answer 2

Phenotypic ratios are 9:3:4 in F2. Pigment production (B) and subsequent incorporation (E) into the hair shaft are controlled by two separate genes. To be black, both genes must function.