Home
Class 12
BIOLOGY
In man brown eyes are dominant over blue...

In man brown eyes are dominant over blue eyes. A blue eyes mother and brown eyed father have 50% blue eyes and 50% brown eyes childred. What type of cross it involved?

A

Back cross

B

Test cross

C

Out cross

D

Reciprocal cross

Text Solution

Verified by Experts

The correct Answer is:
B

Test cross
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

In man brown eye is dominant over blue. A lady with brown eyes, whose father was blue eyed is married to a man with blue eyes. What percentage of her progeny will be blue eyed

If 65% of a population group have black eyes, 25% have brown eyes, and the remaining have blue eyes, what is the probability that a person selected at random has (i) blue eyes (ii) brown or black eyes (iii) blue or black eyes (iv) neither blue nor brown eyes

In humn beings , blue eye colour is recessive to brown eye colou. If a blue eyed man has a brown eyed mother then find: a] What are the possible genotypes of his father? b] What is the genotype of the man and his mother?

A man with pure blue eyes and pure black hair marries a woman with black eyes and red hair. (black eyes are dominant over blue eyes and black hair over red hair). What will be the probabilities of phenotypes of the children?

Expected children of a blue - eyed (recessive ) woaman and brown -eted (doninant ) man who had a blue had a blue eyes mother are likely to be

In a random mating population of 1 lac individuals -75,000 individuals were seen to have black eyes (Dominant phenotype), the rest had blue eyes. How many black eyed individuals are hybrid?

A homozygous red eyed female was mated with white eyed male, a daughter from F_(1) generation ws also mated with white-eyed male. Red eye is dominant over white eye and is a sex linked trait. In the progeny from this second mating.

A person is able to see objects clearly only when these are lying at a distance between 50 cm and 300 cm from his eye. (a) What kind of defects of vision is he suffering from ? (b) What kind of lenses are required to increases his range of vision from 25 cm to infinity ? Explain briefly.

TRUEMAN BIOLOGY-PRINCIPLES OF INHERITANCE AND VARIATIONS -MCQs
  1. A trihybrid cross is made between two yeasts, both with genotype AaBbC...

    Text Solution

    |

  2. A test cross distinguishes between :

    Text Solution

    |

  3. In man brown eyes are dominant over blue eyes. A blue eyes mother and ...

    Text Solution

    |

  4. Which of the following characters of pea was not studied by mendel?

    Text Solution

    |

  5. A trihybrid ratio of 27:9:9:9:3:3:3:1 is obtained because of

    Text Solution

    |

  6. Expected children of a blue - eyed (recessive ) woaman and brown -eted...

    Text Solution

    |

  7. To a heterozygous curly (dominant) haired mother and straight haired f...

    Text Solution

    |

  8. How would you produce four O'clock seeds, all of which should yield pi...

    Text Solution

    |

  9. A tobacco plant heterozygous for recessive trait of albinism is selfed...

    Text Solution

    |

  10. An individual heterozygous for two alleles (AaBb) produces two million...

    Text Solution

    |

  11. If a homozygous tall pistillate plant is crossed with a dwarf staminat...

    Text Solution

    |

  12. Which one of the following individuals can produce 16 different gamete...

    Text Solution

    |

  13. Which one of the following crosses shows phenotypic ratio of 3:1?

    Text Solution

    |

  14. A cross is made between F(1) (that carries two heterozygous pairs of a...

    Text Solution

    |

  15. A family has 5 daughters. Probability of 6th child being boy will be

    Text Solution

    |

  16. From a single ear of corn, a farmer planted 200 kernels which produced...

    Text Solution

    |

  17. A pure dwart plant was subjected to X-ray treatment,which mutated them...

    Text Solution

    |

  18. A man with pure blue eyes and pure black hair marries a woman with bla...

    Text Solution

    |

  19. A couple believed that they have brought the wrong baby home from the ...

    Text Solution

    |

  20. The height of a plant is under the control of polygenic inheritance. T...

    Text Solution

    |