Suppose That in Plants, Smooth Seeds (S)is Dominant to Wrinkled

Multiple Choice

Suppose that in plants, smooth seeds (S) is dominant to wrinkled seeds (s) and tall plants (T) is dominant to short plants (t) .An F₁ tall plant with smooth seeds was crossed to a parent plant that was short and wrinkled.What proportion of the progeny is expected to be heterozygous for tall and smooth?

A) 1/2
B) 1/4
C) 1/8
D) 1/16
E) 0