Question

When a hybrid of F₁ is crossed with the homozygous recessive parent, it is called ______.

Options

• monohybrid cross

• dihybrid cross

• test cross

• none of the above

Answer 1

When a hybrid of F₁ is crossed with the homozygous recessive parent, it is called test cross.

Explanation:

A test cross is made by crossing an individual of unknown genotype (often an F₁ hybrid) with a homozygous recessive individual. A dihybrid cross studies two traits.