Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Body Systems (Human Biology)Skeletal & Muscular Systems
Protein in bones that helps reduce friction at joints:
- A.Keratin
- B.Myosin
- C.Elastin
- D.CollagenCorrect answer
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Practice these MCQs in the appQuick fact: The protein in bones that helps reduce friction at joints is collagen.