What is back cross ?

Explanation

(i) Back cross is a cross of `F_(1)` hybrid with one of the parental genotypes. The back cross is of two types, they are dominant back cross and recessive back cross.
(ii)It involves the cross between the `F_(1)`off spring with either of the two parents.
(iii) The recessive back cross helps to identify the heterozygosity of the hybrid.