Home
Class 12
BIOLOGY
What are multiple alleles? Give an examp...

What are multiple alleles? Give an example.

Text Solution

Verified by Experts

The phenomenon of occurrence of 3 or more alleles which have arisen as a result of mutation of normal genes and which occupy the same locus on homologous chromosomes are known as multiple alleles.
Promotional Banner

Topper's Solved these Questions

  • PRINCIPLES OF INHERITANCE AND VARIATIONS

    OSWAAL PUBLICATION|Exercise (TOPIC 1 ) (MENDEL.S LAWS OF INHERITANCE (SHORT ANSWER TYPE QUESTIONS-I ))|30 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATIONS

    OSWAAL PUBLICATION|Exercise (TOPIC 1 ) (MENDEL.S LAWS OF INHERITANCE (SHORT ANSWER TYPE QUESTIONS-II ))|21 Videos

  • ORGANISMS AND POPUIATIONS

    OSWAAL PUBLICATION|Exercise TOPIC :2 Multiple Choice Questions|20 Videos

  • QUESTION PAPER 2019

    OSWAAL PUBLICATION|Exercise PART-D|18 Videos

Similar Questions

Explore conceptually related problems

What are multiple alleles ? Why the alleles I^(A) and I^(B) for blood group are considered codominant ?

What are antimicrobials ? Give an example.

(i) What are disinfectants ? Give an example. (ii) Give two examples of macromolecules that are chosen as drug target. (iii) What are anionic detergent ? Give an example.

What are electrophiles? Give one example.

What are tranquilizers? Give an example.

What are monosaccharides ? Give an example.

What are diastereomers? Give an example.

What are electrophile? Give an example.

What are alleles?

OSWAAL PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATIONS -(TOPIC 2 ) (SEX DETERMINATION AND GENETIC DISORDERS (MULTIPLE CHOICE QUESTIONS ))
  1. What are multiple alleles? Give an example.

    Text Solution

    |

  2. All genes located on the same chromosome :

    Text Solution

    |

  3. Conditions of a karyotype 2n pm 1 and 2n pm 2 are called :

    Text Solution

    |

  4. Distance between the genes and percentage of recombination shows :

    Text Solution

    |

  5. If a genetic disease is transferred from a phenotypically normal but c...

    Text Solution

    |

  6. In sickle cell anaemia glutamic acid is replaced by valine. Which one ...

    Text Solution

    |

  7. Person having genotype I^A IB would show the blood group as AB. This i...

    Text Solution

    |

  8. ZZ/ZW type of sex determination is seen in :

    Text Solution

    |

  9. A Across between two tall plants resulted in offspring having few dwar...

    Text Solution

    |

  10. In a dihybrid cross, if you get 9:3:3:1 ratio it denotes that:

    Text Solution

    |

  11. Which of the following will not result in variations among siblings?

    Text Solution

    |

  12. Mendel's Law of independent assortment holds good for genes situated o...

    Text Solution

    |

  13. Occasionally, a single gene may express more than one effect. The phen...

    Text Solution

    |

  14. In a certain taxon of insects some have 17 chromosomes and the others ...

    Text Solution

    |

  15. The inheritance pattern of a gene over generations among humans is stu...

    Text Solution

    |

  16. It is said that Mendel proposed that the factor controlling any charac...

    Text Solution

    |

  17. Two genes 'A' and 'B' are linked. In a dihybrid cross involving these ...

    Text Solution

    |

  18. In the F2 generation of a Mendelian dihybrid cross the number of pheno...

    Text Solution

    |

  19. Mother and father of a person with 'O' blood group have 'A' and 'B' bl...

    Text Solution

    |