Home
Class 10
BIOLOGY
Double helical model of DNA was proposed...

Double helical model of DNA was proposed by

A

James Watson

B

Francis Crick

C

Gregor Mendal, Morgan

D

Watson and Crick

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • POLLINATION-AN INTERACTION OF PLANTS AND INSECTS

    VGS PUBLICATION-BRILLIANT|Exercise CHOOSE THE CORRECT ANSWERS|5 Videos

  • REPRODUCTION THE GENERATING SYSTEM

    VGS PUBLICATION-BRILLIANT|Exercise CREATIVE QUESTIONS FOR NEW MODEL PAPER (4 MARK QUESTIONS)|65 Videos

Similar Questions

Explore conceptually related problems

Fluid-mosaic model was proposed by

Apical cell theory was proposed by

Cell theory was proposed by

The first model of an atom was proposed by

The double helical molecular model of DNA was given by Watson and Crick. But .DNA is double stranded. was suggested by

Double Helix model for the structure of DNA was proposed by

Law of minimum was proposed by

Valence bond theory was proposed by

Heliocentric theory was proposed by

Law of traids was proposed by…….

VGS PUBLICATION-BRILLIANT-REPRODUCTION-EXERCISE
  1. Who discovered that chromosomes appear double in nature ?

    Text Solution

    |

  2. Who hypothesised that individuals of the same species have the same nu...

    Text Solution

    |

  3. Double helical model of DNA was proposed by

    Text Solution

    |

  4. In a cell cycle G(1) phase is marked by the

    Text Solution

    |

  5. In S-Phase of the cell cycle

    Text Solution

    |

  6. Name the stage of cell cycle at which one of the following events occu...

    Text Solution

    |

  7. Distinguish anaphase of mitosis from anaphase I of meiosis.

    Text Solution

    |

  8. Cell membrane or cell wall laid down across spindle equator in

    Text Solution

    |

  9. Paramoecium prefers sexual reproduction during

    Text Solution

    |

  10. The collective name for sepals is

    Text Solution

    |

  11. The group of petals is called

    Text Solution

    |

  12. Which hormone is responsible for the set in of secondary sexual charac...

    Text Solution

    |

  13. In stem cuttings, a slanting cut is made in the stem

    Text Solution

    |

  14. Arrange the stages of cellll-cycle of mitosis in correct order:

    Text Solution

    |

  15. How many eggs are released by a human ovary in a month? How many eggs ...

    Text Solution

    |

  16. The organism which can grow from a separe piece of parent organisms an...

    Text Solution

    |

  17. Mention the modes of reproduction in Algae and Fungi.

    Text Solution

    |

  18. Give an example for modified underground stem .

    Text Solution

    |

  19. At 14 th or 15th week of pregnancy the location of foetus and placenta...

    Text Solution

    |

  20. How can you say that placenta supplies nutrition to embryo?

    Text Solution

    |