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ICSE Class 10 Biology Question 7 of 30

Model Question Paper 1 — Question 13

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13
Question

Question 1(xiii)

The basic structural unit of human chromosome is :

  1. Nucleotide
  2. Nucleic acid
  3. Nucleoside
  4. Nucleosome
Answer

Nucleosome

Reason — Nucleic acid along with histone protein form nucleosome which is the basic structural unit of human chromosome.