Home
Class 12
BIOLOGY
Ratio of progeny when a red coloured het...

Ratio of progeny when a red coloured heterozygote is crossed with a white coloured plant in which red colour in dominant to white colour:

A

`3:1`

B

`1:1`

C

`1:2:1`

D

`9:3:3:1`

Text Solution

Verified by Experts

The correct Answer is:
B
(B) The cross of heterozygous dominant with its recessive parent is called test cross the test coss gives `1:1`
Promotional Banner

Topper's Solved these Questions

  • MOLECULAR BASIS OF INHERITANCE

    ERRORLESS |Exercise Molecular Basis Of Inheritance|469 Videos

  • REPRODUCTION IN ORGANISMS

    ERRORLESS |Exercise Reproduction In Organisms|116 Videos

Similar Questions

Explore conceptually related problems

Rr rr progeny:Red (dominant)flowered heterozygous crossed with white flower:

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

Red colour of tomato is due to

A plan with red coloured folowers is crossed with a plant having white fllowes. The red and white colour of the flower is controlled by a single gene. Red is domainan over white. The F1 progeny is self-pollinated and the flower colour in F2 is observed. Given the above information what is the expected phenotypic ratio of plants with different flower colours ?

Out of 1000 small coloured bulbs 81^(3//2) are of white colour 5^(3) are red coloured , 2^(6) are green coloured & rest are blue coloured . What is the probability that bulb chosen is . (i) blue coloured (ii) red coloured (iii) white coloured .

ERRORLESS -PRINCIPLES OF INHERITANCE AND VARIATION-Principles Of Inheritance And Variation
  1. Two pea plants were subjected cross pollination. Of the 183 plants pro...

    Text Solution

    |

  2. A homozygous sweet pea plants with blue flowers (RR) and long pollen (...

    Text Solution

    |

  3. Ratio of progeny when a red coloured heterozygote is crossed with a wh...

    Text Solution

    |

  4. A true breeding plant producing red flowers is crossed with a pure pla...

    Text Solution

    |

  5. Which of the following repesents a test cross?

    Text Solution

    |

  6. How many type of genottypes are fomed inF(2) Progeny obtained from sel...

    Text Solution

    |

  7. Howmany types of gemete will be produced by an individual having genot...

    Text Solution

    |

  8. In his classic experiment on Pea plants, Mendel did not use

    Text Solution

    |

  9. Mendel is famous for his work on

    Text Solution

    |

  10. Which of the following mandel has selected for his experment

    Text Solution

    |

  11. How many different kinds of gametes will be produced by a plant having...

    Text Solution

    |

  12. Mendel chose pea plants because they:

    Text Solution

    |

  13. In a population of 1000 individuals 360 belong to genototype AA ,480 ...

    Text Solution

    |

  14. Test cross inplants or in Drosophiola ivolves crossing

    Text Solution

    |

  15. what is the correct sequence of the following events ? 1. Formulatio...

    Text Solution

    |

  16. The term "genotypeand gene " were coild by

    Text Solution

    |

  17. Select the correct statements from the ones given below with respect t...

    Text Solution

    |

  18. When both alleles express their effect on being present together, the ...

    Text Solution

    |

  19. Which type of gametes are produced by RrYy?

    Text Solution

    |

  20. Heterozygous tall plant (Tt) is crossed with homozygous dwarf (tt) pla...

    Text Solution

    |