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Multiple Choice Question

A person with Down syndrome has how many chromosomes?डाउन सिंड्रोम वाले व्यक्ति में कितने गुणसूत्र (Chromosomes) होते हैं?

  • A
    45
    45
  • B
    46
    46
  • C
    47
    47
  • D
    48
    48
Explanation:
Down syndrome is caused by trisomy of chromosome 21, resulting in 47 chromosomes.
डाउन सिंड्रोम गुणसूत्र 21 की ट्राइसॉमी के कारण होता है, जिसके परिणामस्वरूप 47 गुणसूत्र होते हैं।

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This question belongs to the set "UKSSSC Pashudhan Prasar Adhikari Mock Test 2: Part 2 (Biology / जीव विज्ञान)". Click below to read detailed notes and attempt the full quiz.

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