A certain species of grasshopper can have red stripes, yellow stripes, or red and yellow stripes. An RR grasshopper has red stripes,
a YY grasshopper has yellow stripes, and an RY grasshopper has red and yellow stripes.
A grasshopper with red and yellow stripes mates with another grasshopper with red and yellow stripes.
What ratio would be expected in the phenotypes of their offspring?
O 3 with red stripes: 1 with yellow stripes
O 3 with red and yellow stripes : 1 with yellow stripes
O 2 with red and yellow stripes : 2 with yellow stripes
O 1 with red stripes: 2 with red and yellow stripes : 1 with yellow stripes