Q163 / 180 · NEET 2015 (Phase 2) · Zoology

A pleiotropic gene

  • A
    is a gene evolved during Pliocene.
  • B
    controls a trait only in combination with another gene.
  • Correct answer
    C
    controls multiple traits in an individual.
  • D
    is expressed in only primitive plants.

Solution

It is a single gene that controls multiple traits in an individual. Examples of pleiotropy are phenylketonuria, albinism, sickle cell anemia, autism and schizophrenia.

Hence, the correct answer is option: 'C'.

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