Home
Class 12
BIOLOGY
$ The term chromosome was introduced by ...

$ The term chromosome was introduced by Waldeyer.
! Sex chromosomes are also called Heterosomes.

A

If both As and R are correct and R is correct explanation of As

B

If both As and R are correct but R is not correct explanation of As

C

If As is correct, R is wrong

D

If both As and R are wrong.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL ISSUES

    DINESH PUBLICATION|Exercise Model test paper-1|100 Videos

  • ENVIRONMENTAL ISSUES

    DINESH PUBLICATION|Exercise Model test paper-2|100 Videos

  • ENVIRONMENTAL ISSUES

    DINESH PUBLICATION|Exercise Brain teasers-X|145 Videos

  • ECHINODERMATA

    DINESH PUBLICATION|Exercise REVISION QUESTIONS|65 Videos

  • EVIDENCES OF EVOLUTION

    DINESH PUBLICATION|Exercise CHECK YOUR GRASP|3 Videos

Similar Questions

Explore conceptually related problems

Sex-chromosomes are also called as

Sex chromosomes are called :

Sex chromosome are also knon as :

Sex chromosomes are also known as

L-shaped chromosomes are also called :

Sex chromosomes of male are :

Sex chromosomes of a female bird are

Sex chromosomes of birds are

Whose number of sex chromosome are normal

DINESH PUBLICATION-ENVIRONMENTAL ISSUES-Assertion and reason
  1. $ Incomplete dominance is due to geneninteraction. ! Complementray g...

    Text Solution

    |

  2. $ Sicke cell anaemia is a type of pleiotropy. ! Sex linked inharitan...

    Text Solution

    |

  3. $ The term chromosome was introduced by Waldeyer. ! Sex chromosomes ...

    Text Solution

    |

  4. $ DNA replication in a bacterial cell is bidirectional. ! A chromoso...

    Text Solution

    |

  5. $ A chromosomes with equal sized arms is called isobrachial. ! Barr ...

    Text Solution

    |

  6. $ Haemophilia is a sex linked disease ! Haemophilia is due to a rece...

    Text Solution

    |

  7. $ X X^(C) represents the genotype of a human femanle which acts as car...

    Text Solution

    |

  8. $ When the total number of chromosomes is not the exact multiple of th...

    Text Solution

    |

  9. $ Inheritance of Kappa particles in Paramecium is type of extra-nuclea...

    Text Solution

    |

  10. $ Night blindness is due to deficiency of vitamin "A" ! Actually the...

    Text Solution

    |

  11. $ Genetic constitution of a person with Klinefeltr's syndrom is XXY. ...

    Text Solution

    |

  12. $ "A" DNA contains eleven base pairs. ! "Z" DNA contains only nine b...

    Text Solution

    |

  13. $ DNA replication is semiconservative. ! Helicases are the enzymes w...

    Text Solution

    |

  14. $ That branch of biology which deals with the study of origin of life ...

    Text Solution

    |

  15. $ The Heterotroph theory of origin of life was proposed by Haldane. ...

    Text Solution

    |

  16. $ Wing of a bat is said to be homologous to the wing of bird and analo...

    Text Solution

    |

  17. $ Colchicine is a chemical which can arrest cell division at metaphase...

    Text Solution

    |

  18. $ Benign tumour remains confined whereas a malignant tumour undergoes ...

    Text Solution

    |

  19. Ability of a gene to express more than one characters is called Pleiot...

    Text Solution

    |

  20. $ The tissue which connects a bone to the muscles is called cartilage....

    Text Solution

    |