What happens during muscle contraction to the length of each myosin and action filament?

  1. Home
  2. Back

Question:
What happens during muscle contraction to the length of each myosin and action filament?

1.Z- lines get closer

2.A band becomes short

3.1 band elongates

4.There is no change in sarcomere

Posted Date:-2021-09-02 03:51:27

More MCQS Questions and answers

  1. A body can have consutant velocity when it follows a
  2. A body can have consutant velocity when it follows a
  3. A cyclist cycling around a circular racing track skids because
  4. A cyclist cycling around a circular racing track skids because
  5. A man of weight W is standing on an elevator which is ascending with an acceleration a. The apparent weight of the man is
  6. A man of weight W is standing on an elevator which is ascending with an acceleration a. The apparent weight of the man is
  7. If a body of mass 10 kg is allowed to fall freely its weight becomes
  8. If a body of mass 10 kg is allowed to fall freely its weight becomes
  9. Minimum number of communication satellites required to cover the whole carth is
  10. Minimum number of communication satellites required to cover the whole carth is
  11. The angular speed for daily rotatio of earth in rad S-1 is
  12. The angular speed for daily rotatio of earth in rad S-1 is
  13. The shaft of a motor rotates at a constant angular speed of 360rev/min. Angle turned through in 1 sec in radian is
  14. The shaft of a motor rotates at a constant angular speed of 360rev/min. Angle turned through in 1 sec in radian is
  15. What is outward force acting on a mass of 10 kg when rotating at one end an inelastic string 10m long at speed of 1m/s?
  16. What is outward force acting on a mass of 10 kg when rotating at one end an inelastic string 10m long at speed of 1m/s?
  17. A hoop and disc have same mass and radius. Their rotational K.E are related by an equation
  18. A hoop and disc have same mass and radius. Their rotational K.E are related by an equation
  19. According to Einstein the gravity interaction is possible between
  20. According to Einstein the gravity interaction is possible between
  21. Angular speed of seconds hand of a watch in rads-1 is
  22. Angular speed of seconds hand of a watch in rads-1 is
  23. Geo-stationary satellite completes one rotation around earth in
  24. Geo-stationary satellite completes one rotation around earth in
  25. If a car moves with a uniform speed of 2 ms-1 in a circle of radius 0.4. Its angular speed is
  26. If a car moves with a uniform speed of 2 ms-1 in a circle of radius 0.4. Its angular speed is
  27. One radian is equal to
  28. One radian is equal to
  29. Radius of geo-stationary orbit from center of earth is nearly
  30. Radius of geo-stationary orbit from center of earth is nearly
  31. The critical speed of an artificial satellite is
  32. The critical speed of an artificial satellite is
  33. The direction of linear velocity of body moving in a circle is
  34. The direction of linear velocity of body moving in a circle is
  35. The period of a circular motion is given by
  36. The period of a circular motion is given by
  37. The rotational K.E of hoop is equal to the
  38. The rotational K.E of hoop is equal to the
  39. When a body is whirled in a horizontal circle by means of a string the centripetal force is supplied by
  40. When a body is whirled in a horizontal circle by means of a string the centripetal force is supplied by
  41. When a body moves in a circle the angle between its linear velocity and angular velocity is always
  42. When a body moves in a circle the angle between its linear velocity and angular velocity is always
  43. Who discovered the inverse square law for gravity?
  44. Who discovered the inverse square law for gravity?
  45. A body moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R the ration of displacement to the covered path will be
  46. A body moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R the ration of displacement to the covered path will be
  47. A body of 2 kg is suspended form the ceiling of an elevator moving up with an acceleration g. Its apparent weight in the elevator will be
  48. A body of 2 kg is suspended form the ceiling of an elevator moving up with an acceleration g. Its apparent weight in the elevator will be
  49. A fracture hematoma has
  50. A plant has a growth pattern called
  51. A satellite moving round the earth constitutes
  52. A satellite moving round the earth constitutes
  53. A smallest contractile unit of muscle contraction called sarcomere is the area between two:
  54. A stone is whirled in a vertical circle at the end of a string. When the stone is at the highest position the tension in the string is
  55. A stone is whirled in a vertical circle at the end of a string. When the stone is at the highest position the tension in the string is
  56. Among the following organisms which shows the best adaptations for locomotion?
  57. Apical meristems are located at
  58. Bony callus formation completes in:
  59. Cambium are examples of
  60. Cells elongate by
  61. Cells of fibers and tracheids elongate during
  62. Centripetal force performs
  63. Centripetal force performs
  64. Determinate growth is
  65. Diameter of thick filament is:
  66. During cell differentiation
  67. Function of intercalary meristems is
  68. Growth of multicellular plants occur in
  69. Growth process is
  70. Higher plants grow through
  71. How many days would be in a year if the distance between the earth and the sun were reduced to half of its present value (assuming circular orbit)?
  72. How many days would be in a year if the distance between the earth and the sun were reduced to half of its present value (assuming circular orbit)?
  73. If a cross section of a sarcomere is seen, each myosin is surrounded by how many actin molecules:
  74. If a wheel of radius r turns through an angle of 30? then the distance through which any point on its rim moves is
  75. If a wheel of radius r turns through an angle of 30? then the distance through which any point on its rim moves is
  76. If two ends of fractured bone are opened and kept united via screws and wires drilled in bone substance. This step in fracture repair is called
  77. If we whirl a stone at the end of a string in the vertical circle it is likely to break when the stone is
  78. If we whirl a stone at the end of a string in the vertical circle it is likely to break when the stone is
  79. In angular motion Newtons second law of motion is
  80. In angular motion Newtons second law of motion is
  81. In case of planets the necessary acceleration is provided by
  82. In case of planets the necessary acceleration is provided by
  83. In multicellular plants cell division occur by
  84. In plants growth is of
  85. Intercalary meristems are of
  86. Lateral meristems are present in
  87. Meristems are group of cells that
  88. Meristems are of
  89. moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R the ratio of displacement to the covered path will be
  90. moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R the ratio of displacement to the covered path will be
  91. Plasticity of cell wall increases during
  92. Rigor mortis i.e, stiffening of body after death results from:
  93. S-band locomotion is characteristically seen in:
  94. Secondary growth is actually
  95. Speed of growth is
  96. Tetany is caused by
  97. The circumference subtends an angle
  98. The circumference subtends an angle
  99. The contraction of which of the following muscle fibers, is controlled by hormones:
  100. The most important function of troponin is
  101. The planet nearest to the earth is
  102. The planet nearest to the earth is
  103. The relation between linear and angular acceleration is
  104. The relation between linear and angular acceleration is
  105. The span of broad jump depends upon
  106. The span of broad jump depends upon
  107. Vegetative roots and shoots grow by
  108. What happens during muscle contraction to the length of each myosin and action filament?
  109. When a body is moving along a circular path it covers a certain angle in a given internal of time. Such type of motion is
  110. When a body is moving along a circular path it covers a certain angle in a given internal of time. Such type of motion is
  111. When a body moves in a circle of radius r with linear speed V its centripetal force is
  112. When a body moves in a circle of radius r with linear speed V its centripetal force is
  113. When a wheel 1 m in diameter makes 30 rev min the linear speed of point on its rim in ms-1 is
  114. When a wheel 1 m in diameter makes 30 rev min the linear speed of point on its rim in ms-1 is
  115. Which of the following animal uses Setae and Muscles for their Iocomotion?
  116. Which of the following cells are involved in soft callus formation?
  117. Which of the following is a uni-nucleated cell?
  118. Which of the following is the swiftest form of the locomotion?
  119. Which of the following muscle is an antagonistic member of Biceps brachii?
  120. Which of the following pairs of fins in a fish body are paired?
  121. Which of the following statement about fatigue is correct?
  122. Which of the following statement about osteoporosis is incorrect.
  123. Which of the following statement is incorrect regarding the locomotion in Euglena?
  124. Which of the following statements about fractures in old age is incorrect?
  125. Which of the following statements is incorrect about skeletal muscle fibers?
  126. Which of the following step occurs immediately after binding of Ca2+ with troponin molecule during muscle contraction.
  127. Which of the following vertebrates have a fish-like body?
  128. Which of the follwing is a childhood disease resulting from nutritive Ca2+ deficiency:
  129. Which one of the following is an example of a non-elastic connective tissue?
  130. Why skeletal muscles are called striated muscles?
Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!