Home
Class 12
BIOLOGY
When a red flowered antirrhinum plant wa...

When a red flowered antirrhinum plant was crossed with a white flowered Antirrhinum plant,the `F_(1)` offspring had pink flowers.Mention:
(a)The genotype of `F_(1)` plant
(b)The reason why it did not bear the parental red or white flower colours ?

Text Solution

Verified by Experts

(a)Rr, (b) It is a case of incomplete dominance where heterozygotes are phenotypically intermediate between two homozygous types.
Promotional Banner

Topper's Solved these Questions

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise REVISION EXERCISES (SHORT ANSWER TYPE-II QUESTIONS (A. QUESTIONS FROM STATE BOARD EXAMINATIONS)|52 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise REVISION EXERCISES (SHORT ANSWER TYPE-II QUESTIONS (B. QUESTIONS FROM CBSE EXAMINATIONS)|18 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise REVISION EXERCISES (SHORT ANSWER TYPE-I(A. QUESTIONS FROM STATE BOARD EXAMINATIONS))|35 Videos

  • ORGANISMS AND POPULATIONS

    MODERN PUBLICATION|Exercise Chapter Practice Test (Section - E)|2 Videos

  • REPRODUCTION IN ORGANISMS

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST (SECTION - C)|3 Videos

Similar Questions

Explore conceptually related problems

When a red flowered Antirrhinum plant was crossed with a white flowered Antirrhinum plants,the F_(1) offspring has pink flowers?Mention: (b)The reason why it did not bear the parental red or white flower colours.

If a homozygous red flowered plant is crossed with a homozygous white flowered plant, the offspring would be

In Mirabilis jalapa when red flowered plants crossed with white flowered plant, the F_(1) progeny was

When a red flower homozygous pea plant is crossed with a white flower plant what colour is produced in F_(1) :-

When heterozygous red flowered plant is crossed with white flowered plant the progeny will show a ratio of

" If red flowered plants [RR] of antirrhinum species are crossed with white flowered plants [rr] then expected "F_(1)" progeny is : "

If a red flowered Antirrhinum majus plant is crossed with pink flowered plant then what will be the ratio of red, white and pink flowered plant in offsprings respectively :-

A red-flowered pea plant was crossed with white-flowered plant. In "F"_(1) generation all plants were red. It confirms that white colour is:

When a pink flowered Antirrhinum plant is test crossed, then phenotypic ratio in resulting progenies is

Mendel observed red flowers in F_(1) when he crossed red and white flowered plants because of

MODERN PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATION-REVISION EXERCISES (SHORT ANSWER TYPE-I(B. QUESTIONS FROM CBSE EXAMINATIONS))
  1. When a red flowered antirrhinum plant was crossed with a white flowere...

    Text Solution

    |

  2. The following table shows the genotypes for ABO blood grouping and the...

    Text Solution

    |

  3. Name the type of inheritance in which genotypic ratio is the same as t...

    Text Solution

    |

  4. The male fruit fly and female fowl are heterogametic while the female ...

    Text Solution

    |

  5. The human male and female bird are heterogametic,while the human femal...

    Text Solution

    |

  6. In a pea plant ,smooth seed coat is dominant over wrinkled seed coat.W...

    Text Solution

    |

  7. In a particular plant species majority of the plants bear purple flowe...

    Text Solution

    |

  8. Diffferentiate phenotype and genotype.

    Text Solution

    |

  9. A cross between a red flower bearing plant and a white flower bearing ...

    Text Solution

    |

  10. A cross was carried out between two pea plants showing the contrasting...

    Text Solution

    |

  11. How does the gene 'I' control ABO blood grous in humans? Write the eff...

    Text Solution

    |

  12. Write the types of sex-determination mechanisms the following crosses ...

    Text Solution

    |

  13. Write the scientific name of the fruit-fly. Why did Morgan prefer to w...

    Text Solution

    |

  14. In Snapdragon, a cross between true-breeding red flowered (RR) plants ...

    Text Solution

    |

  15. Differentiate between male and female heterogamety.

    Text Solution

    |

  16. State the mendelian principle which can be derived from a dihybrid cro...

    Text Solution

    |

  17. Differentiate between Turner's syndrome and Down's syndrome.

    Text Solution

    |