Home
Class 12
BIOLOGY
Assertion: Ratio of complementary genes ...

Assertion: Ratio of complementary genes is 9:7.
Reason: Ratio of supplementary genes is 9:3: 4.

A

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B

If both Assertion and Reason are true and the Reason is not the correct explanation of the Assertion.

C

If Assertion is true but the Reason is false.

D

If both Assertion and Reason are false.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PRINCIPLES OF INHERITANCE AND VARIATION

    ICSE|Exercise MULTIPLE CHOICE QUESTION|98 Videos
  • PRINCIPLES OF INHERITANCE AND VARIATION

    ICSE|Exercise COMPETITION CORNER (OBJECTIVE TYPE QUESTIONS (MULTIPLE CHOICE QUESTIONS)) |45 Videos
  • ORGANISMS AND POPULATIONS

    ICSE|Exercise COMPETITION CORNER (ASSERTION AND REASON TYPE QUESTIONS)|22 Videos
  • QUESTION PAPER 2022 TERM 1

    ICSE|Exercise MULTIPLE CHOICE QUESTIONS|45 Videos

Similar Questions

Explore conceptually related problems

In complementary gene interaction genotypic ratio :-

$ Incomplete dominance is due to gene interaction. ! Complementry genes give the ratio 9:7

In which one of the following, complementary gene interaction ratio of 9:7 is observed?

Complementary genes were demonstrated by Bateson and Punnet in

The ratio of incomes of two persons is 9:7 and the ratio of their expenditures is 4:3. If each of them saves Rs 200 per month, find their monthly incomes.

In complementary genes, the dihybrid ratio of 9:3:3:1 is modified to

Ratio of amplitude for two wave is 7:9 .Find the ratio of intensity?

Ratio of amplitude for two wave is 3:9 .Find the ratio of intensity?

Two complementary angles are in the ratio 7: 11 . Find the angles

ICSE-PRINCIPLES OF INHERITANCE AND VARIATION-COMPETITION CORNER (OBJECTIVE TYPE QUESTIONS (ASSERTION AND REASON TYPE QUESTIONS))
  1. Assertion: The short-legged sheep is a pure breed. Reason: They a...

    Text Solution

    |

  2. Assertion: Human beings are not suitable for breeding experiments to i...

    Text Solution

    |

  3. Assertion: Overexposure to sun tans the skin in human beings. Rea...

    Text Solution

    |

  4. Assertion: Ratio of complementary genes is 9:7. Reason: Ratio of...

    Text Solution

    |

  5. Assertion: The Y-chromosome is called androsome. Reason: X and Y-c...

    Text Solution

    |

  6. Assertion: In eukaryotic chromosome, DNA is long, double-stranded and ...

    Text Solution

    |

  7. Assertion: For law of independent assortment, two pairs of contrasting...

    Text Solution

    |

  8. Assertion: Two chromatids remain held together at one point called cen...

    Text Solution

    |

  9. Assertion: Extranuclear chromosomes are present in mitochondria and pl...

    Text Solution

    |

  10. Assertion: Mendel successfully formulated the laws of heredity. R...

    Text Solution

    |

  11. Assertion: Progeny of pure line is heterozygous. Reason: Pure li...

    Text Solution

    |

  12. Assertion: In honeybee, female is diploid and male is haploid. Re...

    Text Solution

    |

  13. Assertion: The linked genes tend to get inherited together. Reaso...

    Text Solution

    |

  14. Assertion: Drosophila melanogaster is widely used in genetic research....

    Text Solution

    |

  15. Assertion: Haemophilia shows criss-cross inheritance. Reason: The...

    Text Solution

    |

  16. Assertion: Mutations are necessary for the survival of the species. ...

    Text Solution

    |

  17. Assertion: In four o'clock or snapdragon plant, a cross between a homo...

    Text Solution

    |

  18. Assertion: The person heterozygous for sickle-cell trait produces both...

    Text Solution

    |

  19. Assertion: Law of independent assortment holds good for the gene pairs...

    Text Solution

    |

  20. Assertion: In humans, the gamete contributed by male determines whethe...

    Text Solution

    |