JAMB - Biology (2001 - No. 40)
A tall plants crossed with a dwarf one produces offspring of which half are tall and half are dwarf. What are the genotypes of the parents?
TT, TT
Tt, tt
TT, tt
Tt, Tt
Explanation
The parents' genotypes are:
Heterozygous Tall ( Tt ) and Homozygous for Dwarfism ( tt )
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