In humans the genetic commonality of height and skin tone is that they are both

Answer

They have polygenic inheritance and are also affected by the environment factor.

Explanation

The trait of height and skin tone are controlled by different genes and are also affected by environmental factors. The skin tone and height within the population is not specific, both have wide ranges varies from high expression of the gene to less or even no expression of the gene. Mostly these factors are mostly affected by inheritance and less by environmental factors.

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explanation:

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