Home
Class 12
BIOLOGY
Which is the most common mechanism of ge...

Which is the most common mechanism of genetic varisation in the poplulation of a sexually-reproducing organism

A

Chromosomal aberrration

B

Genetic drift

C

Recombination

D

Transduction

Text Solution

Verified by Experts

The correct Answer is:
C
Chromosomal aberrations, gentic dirft and recombination all play role in brining genetic variation but recombination is more common.
Promotional Banner

Topper's Solved these Questions

  • MOLECULAR BASIS OF INHERITANCE

    ERRORLESS |Exercise Molecular Basis Of Inheritance|469 Videos

  • REPRODUCTION IN ORGANISMS

    ERRORLESS |Exercise Reproduction In Organisms|116 Videos

Similar Questions

Explore conceptually related problems

Which is the most common mechanism of genetic variations in the population of sexually reproducing organism ?

Zygote in sexually reproducing organisms

Majority of sexually reproducing organisms from

Life begin in all sexually reproducing organisms as a

Why does genetic variaton occur in sexually reproducing organism.Explain the cause in detail.

Assertion : Hardy-Weinberg principle states that in the absence of disturbing influences, gene frequencies of large populations of sexually reproducing organisms do not change , provided that matings occur at random. Reason : The disturbing influences include mutation, gene flow genetic drift, genetic recombination and natural selection.

ERRORLESS -PRINCIPLES OF INHERITANCE AND VARIATION-Principles Of Inheritance And Variation
  1. The genetic defect-adenosine deaminase (ADA) deficiency may be cured p...

    Text Solution

    |

  2. The heriditary disease in which the urine of a person turns black on e...

    Text Solution

    |

  3. Which is the most common mechanism of genetic varisation in the poplul...

    Text Solution

    |

  4. To be evolutionary sucessful, a mutation must be

    Text Solution

    |

  5. Which of the chromosomal formulation is responsible for the expression...

    Text Solution

    |

  6. Sickle cell aneemia is

    Text Solution

    |

  7. Alzhimer disease in humans is associated with the deficiency of

    Text Solution

    |

  8. Industrial melanism as observed in prepared moth proves that

    Text Solution

    |

  9. Mongoloid condition is releated to or In monglolism a patient

    Text Solution

    |

  10. Which of the following is a genetic disease

    Text Solution

    |

  11. Which of the following conditions in humans is correctly matched with ...

    Text Solution

    |

  12. Mutation is

    Text Solution

    |

  13. A person who is trisomic for twenty first pair of chromosomes is or...

    Text Solution

    |

  14. The monosomic condition in human beings depicted as XO is referred to ...

    Text Solution

    |

  15. Point (Gene mutation) mutation invlves

    Text Solution

    |

  16. The number of chromosomes in Turner's syndrome is

    Text Solution

    |

  17. Which of the following disroders is not herditary

    Text Solution

    |

  18. Disorders of amino acid metabolism results in

    Text Solution

    |

  19. The incorrect statement with regard to haemophilia is

    Text Solution

    |

  20. The point mutations A to G,C to T, C to G and T to A in DNA are

    Text Solution

    |