Home
Class 12
BIOLOGY
2n=6 in a primary spermatocyte which is ...

2n=6 in a primary spermatocyte which is in metapahase of first meiotic divison. What shall be the totalk number of chromatids in each of the secondary spermatocyte?

A

6

B

8

C

24

D

32

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • HUMAN HEALTH AND DISEASE

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|213 Videos
  • KINGDOM MONERA - KINGDOM OF PROKARYOTES

    TRUEMAN BIOLOGY|Exercise Multiple choice question|150 Videos

Similar Questions

Explore conceptually related problems

2n = 16 is in a primary spermatocyte which is in metaphase of first meiotic division. What shal be the total number of chromatids in each of the secondary spermatocyte?

If 2n=8, what shall be the number of chromatids in each daughter cell after meiosis-I?

Diploid chromosome number being 8, what shall be the number of chromatids in each daughter after meiosis I

How many of the given statements are incorrect? A. The ovaries are located on each side of the lower abdomen. B. Mons pubis a cushion of fatty tissue covered by skin and pubic hair. C. A primary spermatocyte completes the second meiotic division leading to the formation of two equal, haploid cells called secondary spermatocytes, which have only 23 chromosomes each. D. The secondary follicles get surrounded by more layers of granulosa cells and a new theca, they are called tertiary follicles.

The steps involved in spermatogenesis are given below. Arrange them in proper sequence and select the correct option. A. Primary spermatocytes undergo the first meiotic division. B. Spermatogonia multiply by mitotic division. C. Transformation of spermatids into sperms. D. Secondary spermatocytes undergo the second meiotic division. E. Release of sperms from the seminiferous tubules.

Assertion: The type B spermatogonia are called primary spermatocytes. Reason: Primary spermatocytes complete the first meiotic division leading to secondary spermatocytes.

Each secondary spermatocyte after second meiotic division produces

Each secondary spermatocyte after second meiotiic divison produces:

TRUEMAN BIOLOGY-HUMAN REPRODUCTION-Multiple Choice Questions
  1. Study the following: A. Testosterone influences the male secondary s...

    Text Solution

    |

  2. In oogenesis, haploid egg is ferrtilized by sperm at which stage?

    Text Solution

    |

  3. 2n=6 in a primary spermatocyte which is in metapahase of first meiotic...

    Text Solution

    |

  4. Some important events in the human female reproductive cycle are given...

    Text Solution

    |

  5. The 16 cells stage of the human embryo is

    Text Solution

    |

  6. The principal tail piece of human sperm shows the microtubular arrange...

    Text Solution

    |

  7. Eggs of placental mammals/human egg are expected to be

    Text Solution

    |

  8. The eggs of some mammals have more yolk. They are

    Text Solution

    |

  9. The primary egg membrane of mammalians egg is termed as -

    Text Solution

    |

  10. After a sperm has penetrated an ovum, entry of further sperm is preven...

    Text Solution

    |

  11. Fusion of male and female pronuclei of two conjugate Paramecium is kno...

    Text Solution

    |

  12. Cleavage is a unique form of mitotic cell division in that

    Text Solution

    |

  13. During cleavage, the cell division is very rapid. The daughter cells d...

    Text Solution

    |

  14. Which one of the following is incorrect?

    Text Solution

    |

  15. In embryo,cleavage brings about

    Text Solution

    |

  16. A zygote is completely divided into two by a cleavage furrow. The clea...

    Text Solution

    |

  17. Solid ball like structure formed after completion of cleavage is

    Text Solution

    |

  18. A morula can be differentiated from blastula in

    Text Solution

    |

  19. Morphogenetic movements convert hollow spherical blastula into

    Text Solution

    |

  20. The best definition of the process of gastrulation is that it is a pro...

    Text Solution

    |