300
Jonny has blue eyes but both of his parents have brown eyes. If brown eyes is the dominant trait, describe the genitic makeup of his parents necessary for him to inherit the genes for blue eyes.
A. Both parents are purebreds.
B. Both parents are hybrids.
C. The female parent is a purebred, and the male parent is a hybred.
D. The male parent is a purebred and the female parent is a hybred.
What is B?
If both Johnny's parents are hybred for eye color, then they would have a 25% chance of having a blue-eyed child.