What fraction of the time will the cross of Aa Bb Cc with Aa Bb Cc produce an offspring of genotype aa bb cc ?
A) 1/64
B) 1/32
C) 3/64
D) 1/16
E) 9/64

Question

Quizplus · Accepted Answer

Each gene pair (Aa, Bb, Cc) independently segregates with a 1/4 chance of producing a homozygous recessive genotype (aa, bb, or cc). Therefore, the probability of producing an offspring with the genotype aa bb cc is (1/4) * (1/4) * (1/4) = 1/64.

What Fraction of the Time Will the Cross of Aa