Exams › SSC CGL (Prelims) › General

The term polygenic inheritance refers to:

1. One gene controlling multiple traits
2. Multiple genes controlling one trait
3. Mutation in a single gene
4. Duplication of chromosomes

Correct answer: Multiple genes controlling one trait

Solution

Polygenic inheritance means a single trait is controlled by multiple genes. Such traits often show continuous variation, like height or skin colour.

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