Question

If all the offspring have the genotype Aa, most probably the parental genotypes could bе ______.

पर्याय

• Aa and Aa

• AA and aa

• aa and Aa

• AA and Aa

Answer 1

If all the offspring have the genotype Aa, most probably the parental genotypes could bе AA and aa.

Explanation:

A cross between AA and aa produces only Aa offspring because each receives A from the first parent and a from the second. The other listed crosses can produce more than one genotype.