Biology · Human Circulatory System
A medical student is analyzing a blood sample under a microscope. They observe biconcave, disc-shaped cells lacking a nucleus, and some cells that are larger, irregular in shape, and possess a nucleus. The non-nucleated cells are most specialized for which function?
- 1Producing antibodies to neutralize specific foreign antigens
- 2Blood clotting at the site of injury to prevent blood loss
- 3Transportation of oxygen (O2) and some carbon dioxide (CO2)✓
- 4Fighting infection by performing phagocytosis
Correct answer
Transportation of oxygen (O2) and some carbon dioxide (CO2)
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