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What are pleiotropic genes? Explain it with the help of an example.

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What are pleiotropic genes? Explain it with the help of an example.

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Solution

A pleiotropic gene affects several phenotypic traits. For example, the sickle-cell allele affects haemoglobin, red blood-cell shape and oxygen transport; affected individuals may develop sickle-shaped cells and anaemia.

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Chapter 5: Principles of Inheritance and Variation - EXERCISES [Page 257]

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Sarita Aggarwal Biology [English] Class 12 ISC
Chapter 5 Principles of Inheritance and Variation
EXERCISES | Q III. 4. | Page 257
Sarita Aggarwal Biology [English] Class 12 ISC
Chapter 5 Principles of Inheritance and Variation
EXERCISES | Q V. 3. | Page 258
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