MCAT Biology Question 120: Answer and Explanation
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Question: 120
15. Which of the following cell types is NOT a granulocyte?
- A. B-cell
- B. Mast cell
- C. Eosinophil
- D. Basophil
Correct Answer: A
Explanation:
Granulocytes are cells with granules in their cytoplasm. These granules are released in immune responses to attack a pathogen. Granulocytes include neutrophils, basophils, eosinophils, and mast cells. B-cells are agranulocytes, which include lymphocytes and monocytes/macrophages.