A plant can have green (G) or yellow (g) leaves. It can also have a long (K) or
short () stem. A scientist is preparing a Punnett square for a dihybrid cross
of a plant with a genotype GGKK. What possible gametes can the plant
produce?
O A. GG, Kk
OB. GK, Gk
OC. GK gk
OD. GK, Gk, gk, gK