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Principles of Inheritance and Variation — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYPrinciples of Inheritance and Variation1 Mark
MCQ
Which one of the following is an example of polygenic inheritance?
  • A
    Flower colour in Mirabilis jalapa
  • B
    Production of male honey bee
  • C
    Pod shape in garden pea
  • ✓
    Skin colour in humans
✓

Answer

Correct option: D.
Skin colour 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 colour, eye colour and weight.

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