Protein Interactions Modulated by Chemical Energy: Actin, Myosin and Molecular Motors MCQ

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• The connective tissue that surrounds individual fibers is __________
  ক

  Fascia

  খ

  Epimysium

  গ

  Endomysium

  ঘ

  Perimysium
• Which of the following is the smallest division?
  ক

  Actin

  খ

  Fiber

  গ

  Fibril

  ঘ

  Filament
• Sarcomere is a part between __________
  ক

  2 I bands

  খ

  2 Z bands

  গ

  2 A bands

  ঘ

  2 H bands
• The contractile unit consisting of bundles of thick filaments interleaved at either end with those of thin filaments is?
  ক

  Myofibril

  খ

  Cross bridges

  গ

  Z band

  ঘ

  Sarcomere
• The cross bridges involved in muscle contraction are located on the __________
  ক

  Myosin myofilaments

  খ

  Actin myofilaments

  গ

  Tropomyosin

  ঘ

  Dystrophin
• Which of the following contractile protein of skeletal muscle involve in ATPase activity?
  ক

  Troponin

  খ

  Myosin

  গ

  Tubulin

  ঘ

  Tropomyosin
• Contractile protein of a muscle is __________
  ক

  Troponin

  খ

  Myosin

  গ

  Tubulin

  ঘ

  Tropomyosin
• Light band has which of the following filament protein?
  ক

  Actin

  খ

  Myosin

  গ

  Actin and myosin

  ঘ

  Tubulin