Question

In mice, a trait is determined by a dominant allele Y and recessive allele y. What proportion of the offspring from a YY × yy cross is expected to be homozygous recessive in F1 generation?

• A. 0
• B. 0.25
• C. 0.5
• D. 1

Answer 1

The Correct Option is A

The correct answer is (A) : 0