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Biology Medium CSS FPSC PPSC Uploaded: 14 Jul 2026

What is the term for two identical alleles for a trait in an organism?

  • A Homozygous
  • B Heterozygous
  • C Carrier
  • D Codominant
Correct Answer: Option A — Homozygous
Explanation:
Homozygous describes an organism that has two identical alleles for a particular gene either both dominant or both recessive determining the trait expressed in the phenotype.
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