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WAEC Biology 2026 Question 23

Question 23

Cell Division

If the chromosome number of the root tip of an onion species is 16, what would be the chromosome number of the leaf?

  1. A.8
  2. B.16
  3. C.24
  4. D.32
Show the answer and explanation

Answer: B (16)

Explanation

Root tip and leaf cells are both body cells made by mitosis, so they have the same diploid number, 16.