Home
Class 12
BIOLOGY
Mendelian recombinations are due to cros...

Mendelian recombinations are due to crossing over.

Promotional Banner

Topper's Solved these Questions

  • GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION

    ALLEN|Exercise EXERCISE-IV (ASSERTION & REASON)|144 Videos
  • GENETICS INTRODUCTION, POLYGENIC & CYTOPLASMIC INHERITENCE

    ALLEN|Exercise S|25 Videos

Similar Questions

Explore conceptually related problems

Mendel could not find recombination and crossing over as

Assertion : The maxiumum frequency of recombination, that can result from crossing over between linked genes is 50 percent Reason : Linked genes shown higher frequency of crossing over if distance between them is longer.

Mendelian ratio 9:3:3:1 is due to :-

What is crossing over ?

Segregation of Mendelian factors (no linkage no crossing over) occurs during:

Enzyme required for crossing over-

Enzymes help in crossing over

Source of mendelian recombination is

The figure shows the experiment of T.H Morgan on the linkage. If in cross-I, genes are tightly linked and in cross-II, genes are loosely linked then what will be the percentage of recombination produced in cross-I and cross-II respectively?

ALLEN-GENETICS (PRINCIPLES OF INHERITANCE AND VARIATION) (MOLECULAR BASIS OF INHERITANCE)-Question
  1. Dominance is not an autonomous feature of a gene in case more than one...

    Text Solution

    |

  2. Mendelian recombinations are due to crossing over.

    Text Solution

    |

  3. Mendel Conducted Somatic Hybridization experiments on garden pea.

    Text Solution

    |

  4. Two alleles of a gene are located on homologous sites on non homologou...

    Text Solution

    |

  5. Mutation is a phenomenon which cells results in alteration of DNA sequ...

    Text Solution

    |

  6. Drosophila complete their life cycle in about..........weeks

    Text Solution

    |

  7. In Drosophila single mating could produce large number of progeny flie...

    Text Solution

    |

  8. Drosophila has many types of hereditary variations that can be seen wi...

    Text Solution

    |

  9. A true breeding line is one that, having undergone continuous self pol...

    Text Solution

    |

  10. Mendel selected seven visible characters each with two contrasting tra...

    Text Solution

    |

  11. The gene which affect more than one phenotype called pleiotropic gene...

    Text Solution

    |

  12. In a test cross, F(1) hybrids are crossed with homozygous dominant pla...

    Text Solution

    |

  13. Inheritance of one character is always independent to the inheritance ...

    Text Solution

    |

  14. Pisum sativum reproduces asexually in nature.

    Text Solution

    |

  15. Emasculation is the process of removal of pistils from unisexual flowe...

    Text Solution

    |

  16. Sickle cell anaemia follows the same inheritance pattern as that haemo...

    Text Solution

    |

  17. Mendel experiments had a large sampling size.

    Text Solution

    |

  18. In a dissimilar pair of factor one member of the pair dominates the ot...

    Text Solution

    |

  19. Law of segregation is based on the fact that the alleles do not show a...

    Text Solution

    |

  20. Multiple alleles can be found only when population studies are made.

    Text Solution

    |