Which blood cells fight infection?
APlatelets
BRed Blood Cells
CPlasma
DWhite Blood Cells
Explanation
• White blood cells (leukocytes) are part of the immune system.
• They identify and neutralize pathogens like bacteria and viruses.
• A high white blood cell count often indicates an infection.
Exam Relevance
- Topic: Competitive Exams
- Subtopic: FPSC/PPSC Past Papers
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