Multiple Choice
A testcross involves
A) two F1 hybrids.
B) an F1 hybrid and an F2 offspring.
C) two parental organisms.
D) an F1 hybrid and the homozygous dominant parent.
E) an organism of dominant phenotype but unknown genotype and an organism that is homozygous recessive for that trait.
Correct Answer:
Verified
Correct Answer:
Verified
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