Home
Class 12
BIOLOGY
Globular head of myosin contains...

Globular head of myosin contains

A

ATPase

B

ATP binding sites

C

Active sites for actin

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
4
Promotional Banner

Topper's Solved these Questions

  • HUMAN PHYSIOLOGY -I

    ALLEN|Exercise BEGINNERS BOX-13|2 Videos

  • HUMAN PHYSIOLOGY -I

    ALLEN|Exercise BEGINNERS BOX-14|2 Videos

  • HUMAN PHYSIOLOGY -I

    ALLEN|Exercise BLOOD PRESSURE, BLOOD VESSELS, PROTAL SYSTEM AND LYMPHATIC SYSTEM AND OTHERS|56 Videos

  • HUMAN HEALTH AND DISEASE

    ALLEN|Exercise Question|116 Videos

  • HUMAN REPRODUCTION

    ALLEN|Exercise Question|92 Videos

Similar Questions

Explore conceptually related problems

Which of the following statements are correct regarding muscle proteins ? (i) Actin is a thin filament and is mde up to two F-actin (ii) The complex protein, tropomyosin is distributed at regular intervals on the troponin (iii) Myosin is a thick filament which is also a polymerised protein. (iv) The globular head of meromyosin consists of light meromyosin (LMM).

Which of the following statements regarding the structure of contractile proteins are correct ? I. Each actin filaments is made up of two ' F ' actins, which are wound helically around each other. II. Two types of troponins are distributed at regular intervals on the tropomyosin . III. The globular head of meromyosin has binding sites for ATP and troponins. IV myosin is a structure proteins which also has enzymatic activity.

Head of sperm contains –

Globular head of mysin molecule act as

Differentiate between globular and fibrous proteins.

State two main differences between globular and fibrous proteins.

Globular and fibrous proteins

The globular head of a heavy meromyosin part of meromyosin has :

Select the total number of false statement from the following (i) The globular head is an active ATPase enzyme and has binding sites for ATP and active sites for Myosin. (ii) Each Myosin filament is also a polymerized protein (iii) Many monomeric proteins celled Meromyosins constitute one thick filament. (iv) Each meromyosin has two important parts, a globular head with a short arm and a tail, the former being called the heavy meromyosin (HMA) and the latter, the light meromysin (LMN). (v) The HMM component, i.e., the head and short arm projects outwards at regular distance and angle from each other from the surface of a polymerized myosin filament and is known as cross arm (a) 5 (b) 4 (c) 2 (d)1

Involuntary muscles have no myosin or actin since they lack striations

ALLEN-HUMAN PHYSIOLOGY -I-EXERCISE -III(Analytical Questions )
  1. The cardiac impules is intiated and conduct further upto venticle.The ...

    Text Solution

    |

  2. The second heart sound (dubb) is associated with the closure of

    Text Solution

    |

  3. Match the terms given under column 'A' with their functions given unde...

    Text Solution

    |

  4. Cardiac activity could be moderated by th eautonomous neura lsystem. T...

    Text Solution

    |

  5. Which among the following is correct during each cardiac cycle ?

    Text Solution

    |

  6. In a muscle fibre Ca^(++) is stored in

    Text Solution

    |

  7. Cardiac muscle are :-

    Text Solution

    |

  8. Ciliary movement is found in :

    Text Solution

    |

  9. Amoeboid movement is found in :-

    Text Solution

    |

  10. In the center of each I band is an elastic fiber called

    Text Solution

    |

  11. A motor neuron along with muscle fibres connected to it constitutes a

    Text Solution

    |

  12. Globular head of myosin contains

    Text Solution

    |

  13. Which character is not associated with red muscle fibres ?

    Text Solution

    |

  14. The junction between a motor neuron and the sarcolemma of the muscle f...

    Text Solution

    |

  15. Which points are correct for cardiac muscles of (A) They are stria...

    Text Solution

    |

  16. The body weight contributed by muscles in a human adult is :

    Text Solution

    |

  17. In paramoecium, the movement of food through cytopharynx take place by...

    Text Solution

    |

  18. The striated appearance of a myofibril is due to distribution pattern ...

    Text Solution

    |

  19. Repeated activation of the muscles can lead to the accumulation of :

    Text Solution

    |

  20. Muscles contains a red coloured oxygen storing pigment called :-

    Text Solution

    |