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Question
An example of polygenic inheritance
An example of polygenic inheritance
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Solution
The correct option is A Epistasis
Polygenic inheritance occurs when one characteristic is controlled by two or more genes e.g., height, skin color, eye color and weight.Epistasis is a 'modifier genes', occurs when two or more different gene loci contribute to the same phenotype. In epistasis, one gene locus masks or modifies the phenotype of a second gene locus. Thus, the correct answer is option A.
Polygenic inheritance occurs when one characteristic is controlled by two or more genes e.g., height, skin color, eye color and weight.
Epistasis is a 'modifier genes', occurs when two or more different gene loci contribute to the same phenotype. In epistasis, one gene locus masks or modifies the phenotype of a second gene locus. Thus, the correct answer is option A.
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