Cell Motility MCQ

Test your knowledge with important Cell Motility MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Cell Motility MCQs on Bissoy. Bissoy App

• Which of the following prevents sacromeres from pulling apart during muscle stretching?
  ক

  titin

  খ

  vimentin

  গ

  myosin

  ঘ

  actin
• Titin is the largest protein discovered till date.
  ক

  True

  খ

  False
• Troponin is composed of _____ subunits.
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• Each tropomyosin is associated with _______ subunits of actin subunits.
  ক

  2

  খ

  3

  গ

  7

  ঘ

  9
• Which of the following proteins are not found in muscle fibres?
  ক

  keratin

  খ

  actin

  গ

  troponin

  ঘ

  tropomyosin
• According to “Sliding filament model of muscle contraction”, shortening of sacromeres results from sliding of the filaments.
  ক

  True

  খ

  False
• The “Sliding filament model of muscle contraction” was proposed in the year ____________
  ক

  1954

  খ

  1964

  গ

  1974

  ঘ

  1984
• ________ of the sacromere remains unaffected during the muscle contraction.
  ক

  H zone

  খ

  A band

  গ

  I band

  ঘ

  H band
• All skeletal muscles operate by _______________
  ক

  shortening

  খ

  exciting

  গ

  firing

  ঘ

  contracting
• The striated appearance of muscle fibers is due to _______________
  ক

  nucleus

  খ

  sacromeres

  গ

  sarcoma

  ঘ

  myoblasts
• Muscle cells are formed from the fusion of ___________
  ক

  myoblasts

  খ

  fibroblasts

  গ

  mast cells

  ঘ

  neurons
• Muscle cells are ___________
  ক

  irregularly shaped

  খ

  cylindrically shaped

  গ

  extremely fragile

  ঘ

  extremely labile