A brown-eyed couple heterozygous for eye color are planning on having two children. What is the probability that both children will have blue eyes, assuming brown eyes is dominant and blue eyes is recessive?
A) 0
B) 1/32
C) 1/16
D) 1/4
E) 1/2

Question

Quizplus · Accepted Answer

Each child has a 1/4 chance of having blue eyes (bb) if both parents are heterozygous (Bb). The probability of both children having blue eyes is (1/4) * (1/4) = 1/16.

A Brown-Eyed Couple Heterozygous for Eye Color Are Planning on Having