Home
Class 12
BIOLOGY
A cross of white eyed female and red eye...

A cross of white eyed female and red eyed male drosophila gives red eyed females and white eyed males. Rarely this cross may give all white eyed females and red eyed males. This was found to be due to

A

Loss of one X-chromosome

B

Segregation of X-chromosome in female

C

Non disjucation of X-chromosome in female

D

Non disjucation of X-chromosome in male

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION

    ALLEN|Exercise EXERCISE-IV (ASSERTION & REASON)|144 Videos

  • GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION

    ALLEN|Exercise EXERCISE-II (PREVIOUS YEAR QUESTIONS|104 Videos

  • GENETICS

    ALLEN|Exercise Question|58 Videos

  • GENETICS (PRINCIPLES OF INHERITANCE AND VARIATION) (MOLECULAR BASIS OF INHERITANCE)

    ALLEN|Exercise Question|53 Videos

Similar Questions

Explore conceptually related problems

Red eyed female Drosophila is crossed with white eyed male. If this cross results in 50% progeny being red eyed, we can say that -

What are linked genes? Diagrammatically represent a cross between a white-eyed female and red-eyed male Drosophila.

A : Morgan's cross was conducted in Drosophila to locate genes on chromosome for white eye colour. R : The cross was done between red eyed hybrid female and white eyed male.

A homozygous red eyed female was mated with white eyed male, a daughter from F_(1) generation was also mated with white-eyed male. Red eye is dominant over white eye and is a sex linked trait. In the progeny from this second mating.

If red eyed (dominant) fly is mated with white eyed (recessive) fly, the ratio of red to white eyed in F_(2) generation would be

In Drosophila, red eye and white eye traits appear inboth male and female flies, when a cross is make between

Hybrid of pure red flowered and white flowered Pea is crossed to pure red flowered plant. The progeny shall be

Hybrid of pure red flowered and white flowered Pea is crossed to pure red flowered plant. The progeny shall be

How many non-parental gene combinations were obtained when Morgan crossed yellow bodied, white eyed female to brown bodied, red eyed male ?

A white eyed and long winged male Drosophila was scrossed to a viestigial winged (recessive) red eyed female .The two characters are linked in this anmla .When a female F_(1) was crossed the F_(2) generation produced

ALLEN-GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION-EXERCISE-III (ANALYTICAL QUESTIONS
  1. A man and a woman, who do not show any apparent signs of a certain inh...

    Text Solution

    |

  2. A heterozygous individual ++ab is crossed to its revessive parent and ...

    Text Solution

    |

  3. A cross of white eyed female and red eyed male drosophila gives red ey...

    Text Solution

    |

  4. Human embroy have all the genetic instuctions, in needed the become a ...

    Text Solution

    |

  5. A man woman are both affected by vitamin D resistance rickets, which i...

    Text Solution

    |

  6. Depending upon the distance between any two genes which is inversely p...

    Text Solution

    |

  7. What shall be the ratio of hetorozygous, homozygous and colourblind he...

    Text Solution

    |

  8. AB genes are linked. What is genotype of the progeny in a cross betwee...

    Text Solution

    |

  9. Mendelian dihybrid and dihybrid with linkage are respectively realated...

    Text Solution

    |

  10. In Drosophilia the XXY condition leads to femaleness whereas in human ...

    Text Solution

    |

  11. Based on observation on monohybrid cross Mendel draw some conclusion. ...

    Text Solution

    |

  12. Which is incorrect - ABO blood groups are controlled by the gene I ...

    Text Solution

    |

  13. Theoretically a normal phenotype is expressed when a particular substr...

    Text Solution

    |

  14. The pedigree shows the occurrence of abinism which is recessive trait....

    Text Solution

    |

  15. This is pedigree for autosomal recessive disease albinism (aa) what is...

    Text Solution

    |

  16. A male human is heterozygous for autosomal genes A and B and is also h...

    Text Solution

    |

  17. Haemolytic jaundice is due to dominant gene but only 20% of the people...

    Text Solution

    |

  18. The point mutation A to G,C to T,C to G,T to A in DNA are

    Text Solution

    |

  19. A segment of DNA has base sequence GAC GAC CGC AAA ACA AGC. Due to del...

    Text Solution

    |

  20. If the DNA codons are ATG ATG ATG and a cytosine base is inserted a...

    Text Solution

    |