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JAMB Biology 1998 Question 18

Question 18

Transport in Animals

In adult mammalian blood, the cells which lack nuclei are the

  1. A.erythrocytes
  2. B.lymphocytes
  3. C.leucocytes
  4. D.phagocytes.
Show the answer and explanation

Answer: A (erythrocytes)

Explanation

Mature red blood cells (erythrocytes) lose their nucleus, leaving more room for haemoglobin.