Which of the following traits in humans is controlled by the combined effect of more than one gene?

  • A
    Eye color
  • B
    Hair color
  • C
    Skin color
  • D
    Brain capacity

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Human skin color is determined by polygenic inheritance. How many types of phenotypes will be produced by the cross $AaBbCc \times AaBbCc$?

In tomatoes,a plant with the genotype $aabbcc$ produces $100 \,g$ tomatoes,and a plant with the genotype $AABBCC$ produces $160 \,g$ tomatoes. What is the contribution of each polygene to the tomato weight (in $,g$)?

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In a case of polygenic inheritance,a trait is controlled by $3$ pairs of genes. If an individual is heterozygous for all $3$ alleles,what will be the phenotypic ratio produced by self-crossing?

Polygenic inheritance in humans is represented by ....

$A$ characteristic showing continuous variation is controlled by a

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