In humans,assume red hair is recessive to dark hair.What are the chances of a dark-haired couple having a red-haired child if each had a red-haired parent?
A)0%
B)25%
C)50%
D)75%
E)100%

Question

Quizplus · Accepted Answer

Each parent must be a carrier of the red hair allele (Rr) since they have a red-haired parent. The probability of both passing the recessive allele (r) to their child is 25%.

In Humans,assume Red Hair Is Recessive to Dark Hair