Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Biology Genetics and Evolution
A test cross is the crossing between
1
individual with an unknown genotype and a homozygous recessive individual.
2
a heterozygous individual and a homozygous recessive individual.
3
a homozygous individual and another homozygous dominant individual.
4
More than one of the above
5
None of the above