Round Seeds (R)are Dominant to Wrinkled Seeds (R), and Yellow

question 30

Multiple Choice

Round seeds (R) are dominant to wrinkled seeds (r) , and yellow seeds (Y) are dominant to green seeds (y) . What is the expected phenotypic ratio of a cross between an RrYy and an rryy individual?

• A)1:2:1
• B)9:3:3:1
• C)3:1
• D)1:1:1:1