English

Blood groups in humans is an example of ______.

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Question

Blood groups in humans is an example of ______.

Options

  • incomplete dominance

  • co-dominance

  • quantitative inheritance

  • pleiotropy

MCQ
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Solution

Blood groups in humans is an example of co-dominance.

Explanation:

In blood group AB, both IA and IB alleles are expressed, making ABO blood groups an example of co-dominance. The ABO system also involves multiple alleles.

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Chapter 5: Principles of Inheritance and Variation - EXERCISES [Page 251]

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Sarita Aggarwal Biology [English] Class 12 ISC
Chapter 5 Principles of Inheritance and Variation
EXERCISES | Q I. 8. | Page 251
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