Biology - Principles of Inheritance and Variation Question with Solution | TestHub
BiologyPrinciples of Inheritance and VariationMiscellaneous/MixedEasy2 minPYQ_2026
BiologyEasysingle choice
A gene that has more than one phenotypic expression is called ________.
Options:
Answer:
A
Solution:
A gene that controls more than one phenotypic trait or has multiple phenotypic expressions is called a pleiotropic gene.
Polygenes are multiple genes that control a single phenotypic trait.
Complementary and supplementary genes involve interactions between two or more genes to produce a specific phenotype.
Therefore, a gene with more than one phenotypic expression is a pleiotropic gene.
Answer: pleiotropic gene
Stream:MHT_CET_MEDICALSubject:BiologyTopic:Principles of Inheritance and VariationSubtopic:Miscellaneous/Mixed
⏱ 2mℹ️ Source: PYQ_2026
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