📊 Biology
Q. Which protein is responsible for muscle contraction?
  • (A) Actin and Myosin
  • (B) Keratin
  • (C) Collagen
  • (D) Hemoglobin
✅ Correct Answer: (A) Actin and Myosin

Explanation: Actin and myosin interact to produce muscle contraction.

Explanation by: Mr. Dubey
Actin and myosin interact to produce muscle contraction.

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