Let's Say That the Gene for Brown Eyes Is Dominant,and

Multiple Choice

Let's say that the gene for brown eyes is dominant,and the gene for blue eyes is recessive.Mary and Joe both have brown eyes,but their daughter has blue eyes.Which of the following statements is true?

A) Mary and Joe are both homozygous for eye colour.
B) One of these parents is probably not biologically related to the child.
C) Mary and Joe are both heterozygous for eye colour.
D) There is no way to determine anything about your parents based on this information.