If 2 Spot ( S ) Is Dominant to 4

Short Answer

If 2 spot ( S ) is dominant to 4 spot ( s ), give the genotypes for the parents in the following crosses:
(a) 2 spot x 2 spot yields 2 spot and 4 spot
(b) 2 spot x 4 spot yields only 2 spot
(c) 2 spot x 4 spot yields 2 spot and 4 spot
(d) 2 spot x 2 spot yields only 2 spot
(e) 4 spot x 4 spot yields only 4 spot