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Which of these is a good example of a polygenic trait in humans?

Sagot :

Skin color in humans is a good example of a polygenic trait in humans.

Polygenic inheritance occurs when one character is controlled by two or more genes. Often the genes are large in quantity but small in effect. Examples of human polygenic inheritance are height, skin color, eye color and weight.

Polygenic trait refers to a trait that is controlled by multiple non-allelic genes. These genes are called polygenes. They are a group of genes that, when turned on, are expressed as a unit. Each of them produces an effect that adds up to the trait. Nevertheless, the effect of an individual gene is hard to distinguish, especially since a polygenic character involves several genes.

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