yy

Right, 2 of the same letters - homozygous; little - recessive


____YY______ x ____yy______



So, the cross we are making is YY x yy.


The gametes that we can get from YY are Y or Y. The gametes that we can get from yy are y or y. You can see that the only combination we can get in the F1 generation is Yy.


What is the phenotype of the F1?

a. yellow

b. green

c. Yy

d. yy