Home
Class 12
BIOLOGY
Vapaciotation of sperm in mammals invol...

Vapaciotation of sperm in mammals involves

A

sperm size change

B

acrosome reaction

C

nuelear chromatin change

D

mitochondrial alignment

Text Solution

Verified by Experts

The correct Answer is:
B
Sperm capacitation is the acquistition of the capacity to penetrate on ouvm. It involves increased metabolic activity and motility and the removal of a chemical decpacitation factor fom the spermatozoa. Capacitation must takne place for the acrosome reaction to occur.
Promotional Banner

Topper's Solved these Questions

  • HUMAN REPRODUCTION

    ARIHANT NEET|Exercise MEDICAL ENTRANCES SPECIAL FORMAT QUESTIONS (STATEMENTS BASED QUESTIONS)|14 Videos

  • HUMAN HEALTH AND DISEASES

    ARIHANT NEET|Exercise CHAPTER EXCERCISES ((B) MEDICAL ENTRANCES GALLERY (COLLECTION OF QUESTIONS ASKED IN NEET & VARIOUS MEDICAL ENTRANCE EXAMS))|42 Videos

  • MECHANISM OF EVOLUTION

    ARIHANT NEET|Exercise Chapter Exercises (C ) Medical entrances gallary (Collection of Questions Asked in NEET & Various Medical Entrance Exams )|26 Videos

Similar Questions

Explore conceptually related problems

Motion of sperm is

All mammals

All mammals

Heart of mammal is

The perception of sound by a mammal involves the stimulation of the mechano receptors located in the internal ear

Adaptation for approach of sperm of egg in mammals -

Eutherian mammals are

ARIHANT NEET-HUMAN REPRODUCTION -MEDICAL ENTRANCES GALLERY (COLLECTION OF QUESTIONS ASKED IN NEET & VARIOUS MEDICAL ENTRANCE EXAMS)
  1. Human sperm cells move by means of a

    Text Solution

    |

  2. In oogenesis, when a diploid cell in the ovary undergoes, meiosis, how...

    Text Solution

    |

  3. Vapaciotation of sperm in mammals involves

    Text Solution

    |

  4. Assertion (A) Generally, a woman do not conceive during lactation per...

    Text Solution

    |

  5. Which hormone is secreted in a womane if pregnancy has occurred ?

    Text Solution

    |

  6. The chemical substance released by activated spermatozoa that acts on ...

    Text Solution

    |

  7. Which one of the following is the correct matching of the events occur...

    Text Solution

    |

  8. Seminal plasma in humans is rich in

    Text Solution

    |

  9. Foetal ejection reflex in human female is induced by

    Text Solution

    |

  10. A change in the amount of yolk and its distribution in the egg will af...

    Text Solution

    |

  11. Embryo at 16-celled stage is called

    Text Solution

    |

  12. Notochord, skeletal system and dermis of the skin are the derivatives...

    Text Solution

    |

  13. Accessory sexual charater in female is promoted by :-

    Text Solution

    |

  14. Bartholin's glands of female correspond to which gland in male?

    Text Solution

    |

  15. Corpus spongiosum occurs in

    Text Solution

    |

  16. Cytoplasm of ovum does not contain:

    Text Solution

    |

  17. Fertilization of sperm and ova takes place in:

    Text Solution

    |

  18. Which germ layer developes first during embryonic development?

    Text Solution

    |

  19. Terms paras is used for

    Text Solution

    |

  20. Layers of an ovum from outside to inside is

    Text Solution

    |