Tightly curled or wooly hair is caused by a dominant gene in humans. If a heterozygous curly -haired person marries a person with straight hair, what percentage of their offspring would be expected to have straight hair?

Question

Quizplus · Accepted Answer

A heterozygous curly-haired person has one dominant allele for curly hair and one recessive allele for straight hair. A straight-haired person has two recessive alleles. The offspring have a 50% chance of inheriting two recessive alleles, resulting in straight hair.

Tightly Curled or Wooly Hair Is Caused by a Dominant