Home
Class 12
BIOLOGY
Alleles are...

Alleles are

A

Alternate forms of a gene

B

Pair of sex chromosomes

C

Homologous chromosomes

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • GENETIC BASIS OF INHERITANCE

    DINESH PUBLICATION ENGLISH|Exercise Check your Grasp|30 Videos

  • GENETIC BASIS OF INHERITANCE

    DINESH PUBLICATION ENGLISH|Exercise Check your Grasp|30 Videos

  • FRUIT AND SEED DISPERSAL

    DINESH PUBLICATION ENGLISH|Exercise CHECK YOUR GRASP|10 Videos

  • GROWTH, REPAIR, REGENERATION AND AGEING

    DINESH PUBLICATION ENGLISH|Exercise Brain Teasers-VI[B]|6 Videos

Similar Questions

Explore conceptually related problems

Assertion : Alleles can transmit from parents to progeny without variations. Reason : Alleles of different genes could be linked.

Assertion: The person heterozygous for sickle-cell trait produces both normal (Hb^A) and abnormal haemoglobin (Hb^S) . Reason: The normal allele and the sickle-allele are codominant.

Allele is

Alleles of a gene are found on:

Even if a character shows multiple allelism, an individual will only have two alleles for that character. Why?

Alleles that produce independent effects in their heterozygous condition are called

An organism with two identical alleles for a given trait is:

Study of fluctuations in the frequency of alleles due to selection pressure is

What is the number of alleles for blood group in an individual

DINESH PUBLICATION ENGLISH-GENETIC BASIS OF INHERITANCE-Revision Questions From Competitive Exams
  1. In Mirabilis jalapa, RR, Rr and rr determine red , pink and white colo...

    Text Solution

    |

  2. Sexual reproduction brings about

    Text Solution

    |

  3. Alleles are

    Text Solution

    |

  4. Law of Mendel which is not completely applicable

    Text Solution

    |

  5. Which one is incorrect? (a) Polygenic character is controlled by mult...

    Text Solution

    |

  6. In quantitative inheritance F(2) ratio obtained in a dihybrid cross is

    Text Solution

    |

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

    Text Solution

    |

  8. True line breed refers to

    Text Solution

    |

  9. On selfing a plant of F(1)-generation with genotype "AABbCC", the geno...

    Text Solution

    |

  10. A gamete normally contains:

    Text Solution

    |

  11. Children have A and B type of blood. What are the blood types of paren...

    Text Solution

    |

  12. A plant having 24 cm long internodes is crossed with a plant having 1...

    Text Solution

    |

  13. Complete dominance occur in (a) Mirabilis jalapa (b) Oenothera lamar...

    Text Solution

    |

  14. Emasculation is related to (a) Pure line (b) Mass selection (c) Cl...

    Text Solution

    |

  15. Out of a population of 800 individuals in F(2) generation of a cross b...

    Text Solution

    |

  16. What is true of law of independent assortment ?

    Text Solution

    |

  17. Factors present on the surface of RBCs which are related to heredity a...

    Text Solution

    |

  18. Which one of the following traits of garden pea studied by Mendel was ...

    Text Solution

    |

  19. Two crosses between the same pair of genotype or phenotypes in which t...

    Text Solution

    |

  20. When a cluster of genes show linkage behaviour they

    Text Solution

    |