English

Agene that has many phenotypic effects is called ______.

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Question

Agene that has many phenotypic effects is called ______.

Options

  • complementary gene

  • supplementary gene

  • cumulative gene

  • pleiotropic gene

MCQ
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Solution

Agene that has many phenotypic effects is called pleiotropic gene.

Explanation:

A pleiotropic gene affects several phenotypic traits. The other terms refer to types of gene interaction or cumulative effects, not one gene producing multiple effects.

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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. 10. | Page 251
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