How many genetically different gametes can a plant of genotype AaBbCc produce if the genes are unlinked?
Correct answer C. 8
Explanation
Number of gamete types = 2ⁿ, where n is the number of heterozygous gene pairs; 2³ = 8. The gametes are ABC, ABc, AbC, Abc, aBC, aBc, abC and abc.
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