When two unrelated individuals or lines are crossed, the performance of F hybrid is often superior to both parents. This phenomenon is called

Options

(a) heterosis
(b) transformation
(c) splicing
(d) metamorphosis

Correct Answer:

heterosis

Explanation:

Heterosis or hybrid vigor occurs when two unrelated individuals or lines are crossed, the performance, of F₁ hybrid, which is often superior to both is parents.