aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • Biology Mixed Test - 4
  • Down's syndrome in human is due to
Multiple choice

Down's syndrome in human is due to

  1. trisomy of sex chromosome

  2. trisomy of 11th chromosome

  3. trisomy of 21st chromosome

  4. trisomy of 12th chromosome

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Trisomy of 21st chromosome causes Down's syndrome.

Keep practicing — related questions

  • Down’s syndrome is characterised by
  • Down's syndrome is due to
  • The reason of trisomy in Down's syndrome is
  • Which of the following syndromes is due to trisomy of 21st pair of chromosomes?
  • Hantaviruses cause pulmonary syndrome in humans. People contract this from
  • Turner's syndrome, a human adnormality in which the affected individuals are phenotypically females but hav...
  • Which of the following statements is/are true in respect of the basic charge transport mechanism: (a) Drift...
  • Mitochondrial Eve is the woman from whom all living humans are descended matrilineally, and _______________...
Play the full quiz 🎤 Practise this topic out loud

Practice this topic

  • Cell Cycle and Chromosomes (1219 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy