Classical albinism results from a recessive allele.What is the expected ratio for the progeny when a normally pigmented male with an albino father has children with an albino woman?
A) 3/4 normal,1/4 albino
B) 3/4 albino,1/4 normal
C) 1/2 normal,1/2 albino
D) All normal
E) All albino

Question

Quizplus · Accepted Answer

The normally pigmented male is a carrier (heterozygous) since his father was albino (homozygous recessive). The albino woman is homozygous recessive. The expected progeny ratio is 1/2 normal (heterozygous) and 1/2 albino (homozygous recessive).

Classical Albinism Results from a Recessive Allele