In a particular plant, two genes control leaf shape and color. Round leaves (R) are dominant to jagged leaves (r). Yellow fruits (Y) are dominant to white fruits (y). A true-breeding roundleaved, yellow-fruited plant is mated with a jagged-leaved, white-fruited plant. What are the genotypes of the plants involved in this cross?
A) RRYY ´ RRYY
B) RRYY ´ rryy
C) RrYy ´ RrYy
D) cannot determine from the information given
Ans: B) RRYY ´ rryy
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