In human beings, the colour of skin is controlled by

Question

In human beings, the colour of skin is controlled by (A) Multiple alleles (B) Lethal genes (C) Polygenic effect (D) None of these

Tardigrade Admin · Accepted Answer

In humans, skin colour is determined by three pairs of genes present at a different gene locus, thus it is polygenic inheritance. Each dominant allele contributes equally to the expression of the character and the net phenotype is due to the contribution of each dominant allele.

Q. In human beings, the colour of skin is controlled by

Multiple alleles

Lethal genes

Polygenic effect

None of these

In humans, skin colour is determined by three pairs of genes present at a different gene locus, thus it is polygenic inheritance. Each dominant allele contributes equally to the expression of the character and the net phenotype is due to the contribution of each dominant allele.