What genotypic ratio would result from a cross between two individuals who are both heterozygous for a trait?
A) 100% homozygous dominant
B) 100% homozygous recessive
C) 50% homozygous dominant, 50% homozygous recessive
D) 25% homozygous dominant, 50% heterozygous, 25% homozygous recessive
E) 50% homozygous dominant, 50% heterozygous

Question

Quizplus · Accepted Answer

When two individuals who are heterozygous for a trait are crossed, the genotypic ratio of their offspring is 1:2:1 for homozygous dominant : heterozygous : homozygous recessive. Therefore, the best choice is D, which represents this ratio.

What Genotypic Ratio Would Result from a Cross Between Two