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Locomotion and Movement — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYLocomotion and Movement1 Mark
MCQ
Which one of the proteins is enzymatic and structural?
  • A
    Actin
  • B
    Myosin
  • C
    Troponin
  • D
    Tropomyosin
✓

Answer

  1. Myosin

Explanation:

Myosin is a component of the myofibres in skeletal, smooth, and cardiac tissue. It also plays a role enzymatically, as it is an ATPase. It is an integral protein of muscle which mainly helps in muscle contraction by crosslinking with actin.

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