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Which of the following organelles is absent in mature red blood cells?

Which of the following organelles is absent in mature red blood cells?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Ribosome
  • B Cytoplasm
  • C Nucleus
  • D Mitochondrion
Correct Answer: Option C
Explanation:
Mature mammalian red blood cells lack nuclei. This creates more space for haemoglobin which transports oxygen efficiently.

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