Question

In a testcross involving F1 dihybrid flies, more parental-type offspring were produced than the recombinant-type offspring. This indicates ______.

Options

• The two genes are linked and present on the same chromosome

• Both of the characters are controlled by more than one gene

• Chromosomes failed to separate during meiosis

• None of these

Answer 1

In a testcross involving F1 dihybrid flies, more parental-type offspring were produced than the recombinant-type offspring. This indicates the two genes are linked and present on the same chromosome.