Home
Class 12
BIOLOGY
If dominant C and P genes are essential ...

If dominant C and P genes are essential for the development of purple colour in Lathyrus odoratus flowers. What would be the ratio of purple and white colour in a cross between CcPp xcc Pp.

A

`5:3`

B

`9:7`

C

`2:6`

D

`6:2`

Text Solution

Verified by Experts

The correct Answer is:
A
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

If dominant C and P genes ae essential for the development of purple and white flower in a cross between CcPp xx ccPp

If four o' clock plants, the gene for red flower colour (R) is incompletely dominant over the gene for white flower colour (r), hence the plants heterozygous for flower colour (Rr) have pink flower. What will be the ratio of offsprings in a cross between the red flowers and pink flowers ?

In Lathyrus odoratus, cross between two purple flowered plants give a pink/white progeny. It is due

Genes C and P are complementary in sweet pea plant and when present together produces coloured flowers. What will be the product of cross between CcPp × Ccpp ?

In Cucurbita, W is epistatic over Y and y gene normally responsible for yellow and green colour fruits. It produces white flowers. What is the ratio of fruits in the progeny of cross WwYy xx wwYy ?

Development of purple flower character when two white flower strains of sweet pea are crossed, is an example of

In sweet pea,flower colour is controlled by two complementary genes 'C' and 'P'.These genes control the biochemical of synthesis of anthocyanin,responsible for purple colour in flower. consider that two sweet pea plants with CCPP and CcPp respectively were crossed.Calculate the percentage of purple flowered plan in resulting progeny.

In sweet peas, genes C and P are necessary for colour in flowers . The flowers are white in the absence of either or both the genes . What will be the percentage of coloured flowers in the offspring of the cross Ccpp × ccPp ?

In sweet peas genes C and P are necessary for color in flowers. The flowers are white in the absence of either or both the genes. What will be the percentage of colored flowers in the offspring of the cross Ccpp ccPp?

ALLEN-GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION-EXERCISE-III (ANALYTICAL QUESTIONS
  1. A person with unknown blood group under ABO system, has suffered much ...

    Text Solution

    |

  2. A roan bull is bread to three cows. Cow A has the same genotype as the...

    Text Solution

    |

  3. If dominant C and P genes are essential for the development of purple ...

    Text Solution

    |

  4. In a family, father has a blood group 'A' and mother has a blood group...

    Text Solution

    |

  5. In man , gene producing the disease phenyl ketonuria also produces an ...

    Text Solution

    |

  6. Which one of the following conditions through harmful in itself, is al...

    Text Solution

    |

  7. Which of the four couples claiming the baby with O+ blood type are pos...

    Text Solution

    |

  8. When a red grain variety of wheat is crossed with another white grain ...

    Text Solution

    |

  9. In a plant flower colour is the example of quantitative trait and cont...

    Text Solution

    |

  10. Grain colour in wheat is determined by 3 pairs of polygenes. A cross b...

    Text Solution

    |

  11. The weight of fruit in a plant is determined by the number of dominant...

    Text Solution

    |

  12. A scientist performed the gene mapping experiments in maize. He mapped...

    Text Solution

    |

  13. A man and a woman, who do not show any apparent signs of a certain inh...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |