A black person has the genotype AABB, mulatto AaBB, white-aabb. Imagine how skin color is inherited.

Skin color in a representative of the Negroid race and Europioid is inherited according to the polymer type. Polymeric inheritance – the development of one trait is controlled by several pairs of genes located on different chromosomes. Distinguish between additive polymerization (the action of genes is summed up) and multi-dimensional polymerization (the action of genes is multiplied).



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