Biologymedium · Past Paper
What is the phenotypic ratio of a backcross with a dominant parent?
A3:1
B1:1
C1:2:1
D100% Dominant
✓ Correct Answer: D — 100% Dominant
Crossing Tt x TT results in 100% tall plants (50% TT, 50% Tt).
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✓ Correct Answer: D — 100% Dominant
Crossing Tt x TT results in 100% tall plants (50% TT, 50% Tt).
Share this question