Q.

What is an example of polygenic inheritance in humans?

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a

Blood type

b

Skin colour

c

Eye color in Drosophila

d

Pea plant flower color

answer is B.

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Detailed Solution

an example of polygenic inheritance in humans is skin color,it is controlled by 3 genes.Besides the involvement of multiple genes polygenic inheritance also takes into account the influence of environment. Human skin colour is another classic example for this. In a polygenic trait the phenotype reflects the contribution of each allele, i.e., the effect of each allele is additive.

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What is an example of polygenic inheritance in humans?