Question

If the two flies have 400 offspring that ALL turn out to be red-eyed, what would be the genotypes of the two parent flies used in your test-cross? *
A. one fly with rr and one fly with RR
B. one fly with rr and one fly with Rr
C. two flies with rr

Answer 1

Answer:

hey there .....

i think A is the right one.

if it is correct plz mark it as brainliest answer..