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Health, Disease & Nutrition MCQ: MCQ Test

25 questions · pick one option for each · submit when you finish to see your score and the correct answers.

Question 1 of 25

Down's syndrome is caused due to-

  1. AMonosomy of 21st chromosome
  2. BTrisomy of 21st chromosome
  3. CAn extra chromosome in male
  4. DAn extra chromosome in female
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