Consider a Diploid Fish in Which Tail Length Is Solely

Multiple Choice

Consider a diploid fish in which tail length is solely controlled by the additive action of two unlinked loci,F (f) and G (g) ,without any effect of the environment.A female of genotype F/F;G/G,with a 3 cm long tail,is crossed to a male of genotype f/f;g/g,with a 2 cm long tail.All the F₁ fish have 2.5 cm long tails. a) If the F₁ fish are crossed to each other,how many different tail length phenotypes will be present in F₂?

A) 16
B) 5
C) 4
D) 3
E) 2