Biology · PYQ NEET UG 2016(1)

In a test cross involving \( F_1 \) dihybrid flies, more parental-type offspring were produced than the recombinant-type offspring. This indicates

1. The two genes are located on two different chromosomes.
2. Both the characters are controlled by more than one gene.
3. The two genes are linked and present on the same chromosome.
4. Chromosomes failed to separate during meiosis.