Using the Punnett square determine the possibilities if round (R) is dominant and wrinkled is recessive (r). The parents are (Rr) and (rr). What are the possible combinations of the offspring?
A. RR, Rr,Rr,rr
B. Rr,Rr,Rr,Rr
C. Rr,rr, Rr,rr
D. RR,RR, Rr, Rr

Respuesta :

Answer: C
It can’t be A or D straight away due to the fact RR cannot be produced with only 1 R in two parents. And B cannot be correct for the same reason.
kipsey
the answer is C. (Rr, rr, Rr, rr)