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SSC PYQTier 1 2025

SSC CGL – Combined Graduate Level Examination · Question 49

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
Show answer & explanation

Answer: (B) Multiple genes controlling one trait

Explanation

Polygenic traits (e.g. height, skin colour) are controlled by many genes.