Home
Class 12
BIOLOGY
Occasionally, a single gene may express ...

Occasionally, a single gene may express more than one effect. The phenomenon is called

A

multiple allelism

B

mosaicism

C

pleiotropy

D

polygeny

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • PRINCIPLES OF INHERITANCE & VARIATION

    NCERT FINGERTIPS ENGLISH|Exercise Assertion-Reason|15 Videos

  • PRINCIPLES OF INHERITANCE & VARIATION

    NCERT FINGERTIPS ENGLISH|Exercise Principles Of Inheritance & Variation|167 Videos

  • PRINCIPLES OF INHERITANCE & VARIATION

    NCERT FINGERTIPS ENGLISH|Exercise HOTS|5 Videos

  • PRACTICE PAPERS

    NCERT FINGERTIPS ENGLISH|Exercise Practice paper|150 Videos

  • REPRODUCTION IN ORGANISM

    NCERT FINGERTIPS ENGLISH|Exercise All Questions|137 Videos

Similar Questions

Explore conceptually related problems

When a single gene expresses more than one effect the, phenomenon is called

One gene pair hides the effect of another. The pheomenon is:

Assertion :- Multiple alleles can be observed or studies in an organism, when its complete genome is known. Reason :- Occasionally, a single gene product may produce more than one effect.

The gynocium may have more than one pistil. Such a condition is called

When a single gene influences more then one trait it is called

When a single gene influences more then one trait it is called

A single anticodon can recognize more than one codon of m-RNA. This phenomenon is termed as

When both alleles express their effect on being present together, the phenomenon is called

The allele which is unable to express its effect in the presence of another is called

The allele which is unable to express its effect in the presence of another is called

NCERT FINGERTIPS ENGLISH-PRINCIPLES OF INHERITANCE & VARIATION-EXEMPLAR
  1. All gens located on the same chromosome

    Text Solution

    |

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

    Text Solution

    |

  3. Distance between the genes and percentage of recombination shows

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  6. Person having genotype I^(A) I^(B) would show the blood group as AB. T...

    Text Solution

    |

  7. ZZ/ZW type of sex determination is seen in

    Text Solution

    |

  8. A cross between two tall plants resulted in offspring having few dwa...

    Text Solution

    |

  9. In a dihybrid crossm if you get 9:3:3:1 ratio it denotes that

    Text Solution

    |

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

    Text Solution

    |

  11. Mendel's law of independent assortment holds good for genes situated...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  14. The inheritance pattern of a gene over generations amoung human is stu...

    Text Solution

    |

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

    Text Solution

    |

  16. In the F(2) generation a Mendelian dihybrid cross, the number of pheno...

    Text Solution

    |

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

    Text Solution

    |