Home
Class 12
BIOLOGY
The fruit fly Drosophila melanogaster wa...

The fruit fly Drosophila melanogaster was found to be very suitable for expermiental verification of chromosomal theory on inheritanc by Morgan and his coleagues because

A

It reproduces parthenogenetically

B

A single mating produces two young files

C

Smaller female is easily recognusable from larger male

D

It completes life cycle in about two weeks

Text Solution

Verified by Experts

The correct Answer is:
d
Promotional Banner

Topper's Solved these Questions

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise COMPETITION FILE (OBJECTIVE TYPE QUESTIONS ASSERTION-REAON TYPE QUESTION:)|13 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST section-A(MULTIPLE CHOIC QUESTIONS)|6 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise REVISION EXERCISES (LONG ANSWER TYPE QUESTIONS(B .QUESTIONS FROM CBSE EXAMINATIONS:))|12 Videos

  • ORGANISMS AND POPULATIONS

    MODERN PUBLICATION|Exercise Chapter Practice Test (Section - E)|2 Videos

  • REPRODUCTION IN ORGANISMS

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST (SECTION - C)|3 Videos

Similar Questions

Explore conceptually related problems

Experimental verification of the chromosomal theory of inheritance done by Thomas Hunt Morgan and his colleagues they worked with-

Drosophila melanogaster was found to be suitable for experiments by T.H. Morgan due to some of its specific features. These features are all, except

Drosophila melanogaster is found to be very suitable for genetic studies because (i) They could be grown in simple synthetic medium in the laboratory (ii) They complete their life-cycle in about 14 days (iii) A single mating could produce a large number of progents (iv) Male and females are clearly distinguishable (v) It has few hereditary variations that can be seen with high power microscopes Select how many are correct statements.

Morgan chose fruit files ( Drosophila melanogaster ) as the study model for his experiment. Certain reason made this organism suitable for the study . Which of the following is not one such reason ?

Assertion :- Drosophila were found very suitable for genetical studies. Reason :- They complete their lifr cycle in about two weeks and produces fix number of offsprings.

Experimental ProOF for Chromosomal Theory OF Inheritance || Drosophila Melanogaster as Expertmental Model ||Contributions OF Morgan ||Linkage Theory and Linkage Groups|| Arrangement OF Genes On Chromosome ||Crossing Over and Its Types

MODERN PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATION-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS (A. MULTIPLE CHOICE QUESTIONS (MCQs):)
  1. A cross in which an organism showing a dominant phentype is crossed wi...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  4. Phenotypic ratio in plant Snapdragon in "F"(2) is:

    Text Solution

    |

  5. Which of the following conditions is called monosomic?

    Text Solution

    |

  6. Chromosome is made up of:

    Text Solution

    |

  7. Triticale is produced by the crossing of :

    Text Solution

    |

  8. What type of sex determination is found in Grasshopper

    Text Solution

    |

  9. Test cross is used to check

    Text Solution

    |

  10. The phenomenon, in which an alleles of one gene suppresses the activit...

    Text Solution

    |

  11. The ultimate biological unit which controls heredity, is called :

    Text Solution

    |

  12. For making important contributions in respect of the nature of gene, t...

    Text Solution

    |

  13. Moody describes the mutation as

    Text Solution

    |

  14. Which of the blood groups can be given to any person:

    Text Solution

    |

  15. The number of autosomes in human sperm are:

    Text Solution

    |

  16. A nucleoside differs from a nucleotide is not having -

    Text Solution

    |

  17. A pea plant parent having violet coloured flowers with unknown genotyp...

    Text Solution

    |

  18. The number of linkage group (s) present In Escherichia Coli is :

    Text Solution

    |

  19. The major cause of evolution of genes and protein is

    Text Solution

    |

  20. Mendel's principle of segregation means that the germ cells always rec...

    Text Solution

    |