Question

Two genes control eye color and hair color. For gene 1, brown eyes (B) are dominant to blue eyes (b). Gene 2 produces red hair (r) when it is a homozygous recessive and otherwise produced black hair(R)

A heterozygous woman mates with a man with blue eyes and red hair


A. What’s the genotypes ratio of their potential children

B. Phenotypic ratio of their potential children

Answer 1

Woman = BbRr
Man = burr

Use a Punnett square. If you don't know how to do it, look it up.