Two Martians fall in love and marry. One Martian is homozygous for red eyes and the other is heterozygous. The recessive eye color is purple. What is the probability that they will have a child with purple eyes?
A) 1/1
B) 1/2
C) 1/4
D) 3/4
E) 0

Question

Quizplus · Accepted Answer

The homozygous Martian has two alleles for red eyes, and the heterozygous Martian has one allele for red eyes and one for purple. Since red is dominant, all offspring will have at least one red allele, resulting in red eyes.

Two Martians Fall in Love and Marry