Home
Class 12
BIOLOGY
Sickle cell anemia is...

Sickle cell anemia is

A

caused by a change in a single base pair of DNA

B

characterized by elongated sickle like RBCs with a nucleus

C

an autosomal linked dominant trait

D

caused by substitution of valine by glutamic acid in the beta globin chain of haemoglobin

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • Plant Physiology

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|91 Videos

  • Protista

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|6 Videos

Similar Questions

Explore conceptually related problems

Sickle cell anaemia is a type of -

Sickle cell anaemia is associated with :

A person with sickle cell anaemia is

A person with sickle cell anaemia is

Sickle cell anaemia is :

The gene of sickle cell anaemia is inherited by

Sickle cell anamia is caused by substitution of sixth position

Sickle cell anaemia is due to substitution/transversion (point mutation) in which

[A]: Genetic disorder, sickle cell anaemia is common in new born babies· [R]: It is caused by heterozygosity for allele Hbc, producing a single amino acid substitution in the a-chain of the Haemoglobin determined by allele Hb^A

Example of Polygenic Inheritance is - (A) Human skin color (B) Sickle cell anemia (C) ABO group (D) Cystic fibrosis

TRUEMAN BIOLOGY-PRINCIPLES OF INHERITANCE AND VARIATIONS -MCQs
  1. Chromatin is composed of

    Text Solution

    |

  2. Secondary constriction in chromosome is referred to as

    Text Solution

    |

  3. Sickle cell anemia is

    Text Solution

    |

  4. The most popularly known blood grouping is the ABO grouping. It is nam...

    Text Solution

    |

  5. Study the pedigree chart given below what does it show?

    Text Solution

    |

  6. Select the incorrect statement from the following

    Text Solution

    |

  7. Which one of the following cannot be explained on the basis of Mendel'...

    Text Solution

    |

  8. The genotype of a plant showing the dominant phenotype can be determin...

    Text Solution

    |

  9. Select the correct statement from the ones given below with respect to...

    Text Solution

    |

  10. Which one of the following symbols and its representation, used in hum...

    Text Solution

    |

  11. Which one of the following statement about the particular entity is tr...

    Text Solution

    |

  12. Study the pedigree chart of a certain family given below and select th...

    Text Solution

    |

  13. In Antirrhinium two plants with pink flowers were hybridized. The F(1)...

    Text Solution

    |

  14. ABO blood grouping is controlled by gene I which has three alleles and...

    Text Solution

    |

  15. The fruit fly Drosophila melanogaster was found to be very suitable fo...

    Text Solution

    |

  16. The total amount of DNA in human diploid cells is not dissimilar from ...

    Text Solution

    |

  17. Which one of the following conditions correctly describes the manner o...

    Text Solution

    |

  18. What are those structures that appear as 'beads-on-string' in the chro...

    Text Solution

    |

  19. When two unrelated individuals or lines are crossed, the perfomance of...

    Text Solution

    |

  20. Test cross in plants or in Drosophila involves crossing 1. Between t...

    Text Solution

    |