Home
Class 12
BIOLOGY
R is dominant red flowerr trait while r ...

R is dominant red flowerr 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

64

B

32

C

16

D

0

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • GENETIC BASIS OF INHERITANCE

    DINESH PUBLICATION ENGLISH|Exercise Check your Grasp|30 Videos

  • GENETIC BASIS OF INHERITANCE

    DINESH PUBLICATION ENGLISH|Exercise Check your Grasp|30 Videos

  • FRUIT AND SEED DISPERSAL

    DINESH PUBLICATION ENGLISH|Exercise CHECK YOUR GRASP|10 Videos

  • GROWTH, REPAIR, REGENERATION AND AGEING

    DINESH PUBLICATION ENGLISH|Exercise Brain Teasers-VI[B]|6 Videos

Similar Questions

Explore conceptually related problems

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

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

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

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 flowered plants because of

On crossing red & ehite flowered plants the ration of red and white flowered plnts in F_(2) generation was 60:20, then on selfing the heterozygous red flowered plants, the offsprings would be :-

In Mirabilis, red flowered plant crossed with white flowered one resulted in all pink flowered plants. What are the chances of appearance of red flowered plant in a cross between pink and white flowered plant?

A white flowered mirabilis plant rr was crossed with red colour RR, If 120 plants are produced in F_(2) generation. The result would be :-

DINESH PUBLICATION ENGLISH-GENETIC BASIS OF INHERITANCE-Revision Questions From Competitive Exams
  1. When heterozygous tall plants are self - pollinated , then tall and dw...

    Text Solution

    |

  2. Which one is a dominant trait out of the characters chosen by Mendel ?

    Text Solution

    |

  3. R is dominant red flowerr trait while r is recessive white flower trai...

    Text Solution

    |

  4. The ultimate source of variations is

    Text Solution

    |

  5. Source of mendelian recombination is

    Text Solution

    |

  6. 1:2:1 phenotypic and genotypic ratios occur in case of (a) Blending/i...

    Text Solution

    |

  7. Correct reason for Mendel's success was

    Text Solution

    |

  8. Sickle cell anaemia is :

    Text Solution

    |

  9. By cross pollinating certain tobacco species, some fertile hybrids wer...

    Text Solution

    |

  10. Independent assortment of genes does not take place when

    Text Solution

    |

  11. In pea, wrinkling of seeds is due to nonformation of starch because of...

    Text Solution

    |

  12. When both parental alleles are expressed together it is called .

    Text Solution

    |

  13. In complementary genes, the dihybrid ratio of 9:3:3:1 is modified to

    Text Solution

    |

  14. On crossing two similar hybrids, the percentage of recessive is

    Text Solution

    |

  15. Number of genotype found in F(2) progeny of a dihybrid cross is

    Text Solution

    |

  16. Heterozygous tall (Tt) is crossed with homozygous tall (TT). Percentag...

    Text Solution

    |

  17. Pleiotropic effect is found in

    Text Solution

    |

  18. Which of the following cross determines heterozygosity or homozogosity...

    Text Solution

    |

  19. Tt xx tt is

    Text Solution

    |

  20. In sickle cell anaemia, there is change in amino acid in beta chain at...

    Text Solution

    |