Question

What is testcross?what is its advantages

Answer 1

Answer:

Test cross is a cross in which an individual with an unknown dominant phenotype is crossed with an individual (parent) homozygous recessive for that trait. Test cross determines whether the dominant character is coming from homozygous dominant genotype or heterozygous genotype. Thus it is more useful than back cross.

Explanation:

Answer 2

Answer:

Explanation:

What is it?

Test cross = the cross of an organism with an unknown dominant genotype with an organism that is homozygous recessive for that trait

Test cross is crossing an individual of unknown genotype with a homozygous recessive .

A test-cross can be defined as a cross of an F1 individual that has a dominant phenotype with its homozygous recessive parent. This test cross can be used to determine if an individual displaying dominant character is homozygous or heterozygous.