human
Question: A "widow's peak" hairline in humans is coded by the dominant allele W. A straight hairline is coded by the recessive allele w. A man with a homozygous dominant WW produces a zygote with a woman with a heterozygous dominant Ww for the trait. Which allele combinations could occur in the zygote?

Choices:
A) WW or ww
B) WW or Ww
C) WW only
D) Ww only
gpt
The correct answer is 1: WW or Ww.