Which cells in human body have no nucleus?
- A. Muscle cells
- B. Phagocytic cells
- C. Red blood cells ✓
- D. Ciliated cells
Correct Answer: C. Red blood cells
Explanation
Mature mammalian red blood cells (erythrocytes) are enucleated (lack a nucleus) to maximize space for hemoglobin, which is essential for carrying oxygen.
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