If a heterozygous dominant tall pea plant is crossed with a short pea plant, what is the expected phenotypic ratio?
A) 1 tall:1 short
B) 1 tall:2 short
C) 3 tall:1 short
D) all tall
E) all short

Question

Quizplus · Accepted Answer

In a cross between a heterozygous dominant tall pea plant (Tt) and a homozygous recessive short pea plant (tt), the offspring will have a 1:1 ratio of tall to short phenotypes. This is because the possible genotypes of the offspring are Tt (tall) and tt (short), each with a 50% probability.

If a Heterozygous Dominant Tall Pea Plant Is Crossed with a Short