Question

defferentiate between test cross and back cross​

Answer 1

Answer:

Back cross is a cross between F1 hybrid and one of the two parents ( either homozygous dominant or homozygous recessive). It is done to increase the desired trait.

Test cross is a cross between an individual of unknown genotype and its homozygous recessive parent. It is done to test whether the unknown genotype is homozygous or heterozygous.

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Answer 2

The main difference between test cross and the backcross is that test cross is used to discriminate the genotype of an individual which is phenotypically dominant whereas a backcross is used to recover an elite genotype from a parent which bears an elite genotype...

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