Home
Class 12
BIOLOGY
A disease caused by an autosomal primary...

A disease caused by an autosomal primary non-disjunction is

A

Down's syndrome

B

Klinefelter's syndrome

C

Turner's syndrome

D

Sickle cell anemia

Text Solution

Verified by Experts

The correct Answer is:
A
Down’s syndrome is caused by non-disjunction of `21^(st)` chromosome.
Promotional Banner

Topper's Solved these Questions

  • NEET

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise BIOLOGY|306 Videos

  • NEET

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise QUESTION|187 Videos

  • NEET

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise MCQ|184 Videos

  • MORPHOLOGY OF FLOWERING PLANTS

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise Exercise|91 Videos

  • NEET 2018

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise Exercise|90 Videos

Similar Questions

Explore conceptually related problems

A disease caused by an autosomal primary nondisjunction is

What is disjunction?

The disease caused by Trypanosoma gambiense is

Which of the following diseases are caused by autosomal dominant genes?

Which disease is caused by virus?

NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-NEET-MCQs
  1. Capacitation occurs in

    Text Solution

    |

  2. Which ecosystem has the maximum biomass ?

    Text Solution

    |

  3. A disease caused by an autosomal primary non-disjunction is

    Text Solution

    |

  4. Life cycle of Ectocarpus and Fucus respectivley are

    Text Solution

    |

  5. If there are 999 bases in RNA that codes for a protein with 333 amino ...

    Text Solution

    |

  6. The pivot joint between atlas and axis is a type of

    Text Solution

    |

  7. A gene whose expression helps to identify transformed cell is known as

    Text Solution

    |

  8. Presence of plants arranged into well-defined vertical layers dependin...

    Text Solution

    |

  9. The genotypes of husband and wife are I^(A)I^(B) and I^(A)i. Among the...

    Text Solution

    |

  10. Zygotic meiosis is characteristic of

    Text Solution

    |

  11. Which of the following is correctly matched for the product produced b...

    Text Solution

    |

  12. Frog's heart when taken out of the body continues to beat for sometime...

    Text Solution

    |

  13. Which statement is wrong for Krebs' cycle ?

    Text Solution

    |

  14. In case of poriferans, the spongocoel is lined with flagellated cells ...

    Text Solution

    |

  15. Which of the following RNAs should be most abundant in animal cell ?

    Text Solution

    |

  16. Which among these is correct combination of aquatic mammals

    Text Solution

    |

  17. With reference to factors affecting the rate of photosynthesis, which ...

    Text Solution

    |

  18. Asymptote in a logistic growth curve is obtained when

    Text Solution

    |

  19. Out of 'X' pairs of ribs in humans only 'Y' pairs are true ribs. Selec...

    Text Solution

    |

  20. The DNA fragments separated on an agarose gel can be visualised after ...

    Text Solution

    |