Which of the following characteristics represent Inheritance of blood groups

Which Of The Following Characteristics Represent Inheritance Of Blood Groups Biology Question

Which of the following characteristics represent ‘Inheritance of blood groups’ in humans?


(a) Dominance,Co-dominance,Multiple allele.
(b) Co-dominance,Incomplete dominance,Polygenic inheritance
(c) Multiple allele,Polygenic inheritance,Dominance
(d) Incomplete dominance,Co-dominance,Polygenic inheritance

Correct Answer:

Dominance,Co-dominance,Multiple allele.


Inheritance in human blood group shows multiple alleles, dominance as well as codominance.a. The Rh(D) group is also dominant and will be expressed if inherited from either parent. b  Within the ABO Blood Group system, the A and B genes are co-dominant, i.e. these will be expressed whenever the gene is present. The O gene is silent and only expressed when neither A nor B is present. c. Three alleles are responsible for the different types of blood groups in humans which shows multiple allelism.

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Topics: Human Body Fluids and Excretory Products (197)
Subject: Biology (4253)

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