Home
Class 12
BIOLOGY
Development of purple flowerr chacter wh...

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

A

multiple factor inheritance

B

multiple allele inheritance

C

supplementary genes and gene interaction

D

complementary genes and gene interaction

Text Solution

Verified by Experts

The correct Answer is:
D

complementary genes and gene interaction
Promotional Banner

Topper's Solved these Questions

  • Plant Physiology

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|91 Videos
  • Protista

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|6 Videos

Similar Questions

Explore conceptually related problems

F_(2) generation of a cross between two white flowered strains of Sweet Pea yields 9 purple flowered plants: 7 white flowered plants. This is an example is

R is dominant red flower trait while r is recessive white flower trait. Heterozygous Rr (red) is crossed with homozygous red flowered plant. 64 offspring are produced. Number of white flowered plants is:-

A snapdragon plant homezygous for red flower when crossed with a white flowered plant of the same species produced pink flowers in F_(1) generation. (a) What is the phenotypic expression called ? (b) Work out the cross to show the F_(2) generation when F_(1) was self-pollinated. Give the phenotypic and genotypic ratios of f_(2) generation. (c) How do you compare the f_(2) phenotypic and genotypic ratios with those of Mendelian monohybrid f_(2) ?

A pea plant with purple flowers was crossed with white flowers producing all 50 plants with only purple flowers. On selfing, these plants produced 482 plants with purple flowers and 162 with white flowers. What genetic mechanism accounts for these results? Explain.

In a particular plant species majority of the plants bear purple flowers. Very few plants bear white flowers. No intermediate colours are observed. If you are given a plant bearing purple flowers, how would you ascertain that it is a pure breed for that trait? Explain.

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

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

RR (red) Antirrhinum is crossed with WW (white) one. Offspring RW are pink. This is an example of

A cross between a red flower bearing plant and a white flower bearing plant of Antirrhinum produced all plants having pink flowers. Work out a cross to explain how this is possible.

TRUEMAN BIOLOGY-PRINCIPLES OF INHERITANCE AND VARIATIONS -MCQs
  1. Antiserum used is testing blood groups has

    Text Solution

    |

  2. Epistasis is a type of gene interaction showing

    Text Solution

    |

  3. Development of purple flowerr chacter when two white flower strains of...

    Text Solution

    |

  4. Hb^(A) and Hb^(S) alleles of normal and sickle cell haemoglobin are

    Text Solution

    |

  5. Consanguineous marriages (marriages between close relatives/cousins) a...

    Text Solution

    |

  6. Multiple gene inheritance takes into account

    Text Solution

    |

  7. The genes controlling the seven pea characters studied by mendel are n...

    Text Solution

    |

  8. In F(2) generation, a ratio of 1:4:6:4:1 is obtained instead of 9:3:3:...

    Text Solution

    |

  9. Polygenic traits include

    Text Solution

    |

  10. Sickle cell anaemia is due to substitution/transversion (point mutatio...

    Text Solution

    |

  11. 12:3:1 ratio is due to which type of gene interaction

    Text Solution

    |

  12. Selection will not eliminate a lethal recessive gene from a large popu...

    Text Solution

    |

  13. A modified dihybrid mendelian ratio of 9:3:4 shows

    Text Solution

    |

  14. Failure of one gene to express it in the presence of a non-allelic gen...

    Text Solution

    |

  15. If a negro marries a white skin female, the mulattoes are born.if such...

    Text Solution

    |

  16. Wife is PTC nontaster and husband is PTC taster. Their son is taster b...

    Text Solution

    |

  17. Predict from the following chart

    Text Solution

    |

  18. In the following pedigree chart, the mutant trait is shaded black. The...

    Text Solution

    |

  19. In the given pedigree, what the shaded symbols indicate 1. Dominan...

    Text Solution

    |

  20. From the pedigree of a family given below, it is clear that trait is i...

    Text Solution

    |