First slide

Polygenic Inheritance

Question

Inheritance of skin colour in humans is an example of

Easy

A

Point mutation
B

Polygenic inheritance
C

Co-dominance
D

Chromosomal aberration

Solution

Human skin colour is classic example for polygenic inheritance. Skin color inheritance is influenced by three genes A, B and C. The dominant alleles of these three impart dark color and recessive ones light color.

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