-This figure shows a human pedigree with two females (in third generation) with breast cancer.What is the genotype of their father?

Question

-This figure shows a human pedigree with two females (in third generation)with breast cancer.What is the genotype of their father?

Quizplus · Accepted Answer

The pedigree shows two affected females in the third generation (bottom row)with two non-affected parents.This shows that this condition must be autosomal recessive.The non-affected parents (second generation,middle row)are both heterozygous.The affected females are homozygous recessive.

-This Figure Shows a Human Pedigree with Two Females (In