Question

In genetic engineering, a heterozygous individual is crossed with a homozygous dominant parent, it is a

• A. Monohybrid
• B. Out cross
• C. Test cross
• D. Reciprocal cross

Answer 1

Answer: (B)

Out cross

Outcrossing is the practice of introducing unrelated genetic material into a breeding line. It increases genetic diversity, thus reducing the probability of an individual being subject to disease or reducing genetic abnormalities. it is used in line breeding to restore vigor or size and fertility to a breeding line. In plants, outcrossing is usually enforced by self-compatibility.