Question

Test cross is a

• A. Cross between two recessive homo zygotes
• B. Cross between dominant homozygote and heterozygote
• C. Cross between two F1 hybrids
• D. Cross between an F1 hybrid recessive homozygote

Answer 1

Answer:

D. Cross between an F1 hybrid recessive homozygote

A test cross is a genetic technique that involves crossing an organism with an unknown genotype with an organism that has a homozygous recessive genotype.