Home
Class 12
BIOLOGY
(a) List the three different allelic for...

(a) List the three different allelic forms of gene 'I' in humans. Explain the different phenotypic expressions, controlled by these three forms.
(b) A woman with blood group 'A marries a man with blood group 'O'. Discuss the possibilities of the inheritance of the blood groups in the following starting with "yes" or "no" for each:
(i) They produce children with blood group "A" only.
(ii) They produce children some with "O" blood group and some with "A" blood group.

Promotional Banner

Topper's Solved these Questions

  • MINERAL NUTRITION IN PLANTS

    ALLEN|Exercise Match the column|4 Videos

  • MORPHOLOGY OF FLOWERING PLANTS

    ALLEN|Exercise S|28 Videos

Similar Questions

Explore conceptually related problems

A woman with blood group 'A' marries a man with blood group 'B', the possible groups of offsprings are:

A man with blood group 'A' marries a woman with blood group 'B'. What are all the possible blood groups of their offsprings?

A man with blood group 'A' marries a women with blood group 'B'. What are all the posssible blood groups of their offsprings?

A woman with blood group O married a man with blood group AB. Show the possible blood groups of the progeny. List the alleles involved in this inheritance

A man with blood group B and woman with blood group O, will have children with blood group

Children of a father with 'O' blood group and mother with 'AB' blood group would be

A man with blood group B marries a women with blood group A and their first child is having blood group B. What is the genotype of child

A woman with blood group O married a man with AB group . Show the possible blood groups of the progeny . List the alleles involved in this inheritance.

A women with blood group A married a men with B group . Show the possible blood groups of the progeny . List the alleles involved in this inheritance.

A woman with blood group AB marries to a man with blood group B whose mother had blood group O.Calculate the probability getting their first son with blood group AB.

ALLEN-MOLECULAR BASIS OF INHERITANCE -Question
  1. A very small sample of tissue or even a drop of blood can help determi...

    Text Solution

    |

  2. If the sequence of the coding strand in a transcription unit is as fol...

    Text Solution

    |

  3. Describe the structure of a RNA polynucleotide chain having four diffe...

    Text Solution

    |

  4. Following the collision of two trains a large number of passengers are...

    Text Solution

    |

  5. Draw a labelled schematic structure of a transcription unit. Explain t...

    Text Solution

    |

  6. A snapdragon plant homozygous for red flower when crossed with a white...

    Text Solution

    |

  7. Name the scientists who proved experimentally that DNA is the genetic ...

    Text Solution

    |

  8. (a) List the three different allelic forms of gene 'I' in humans. Expl...

    Text Solution

    |

  9. Differentiate between the followings., (a) Repetitive DNA and Satelli...

    Text Solution

    |

  10. A child suffering from Thalassemia is born to a normal couple. But the...

    Text Solution

    |

  11. How did Alfred Hershey and Martha Chase arrive at the conclusion that ...

    Text Solution

    |

  12. Show DNA replication with the help of a diagram only.

    Text Solution

    |

  13. (a) What is Central dogma? Who proposed it? (b) Describe Meselson a...

    Text Solution

    |

  14. (a) A couple with blood groups 'A' and 'B' respectively have a child w...

    Text Solution

    |

  15. How do m-RNA, t-RNA and ribosomes help in the process of translation ?

    Text Solution

    |

  16. Explain the process to transcription in prokaryotes .How is the proces...

    Text Solution

    |

  17. Sketch a schematic diagram of lac operon in switched on position. How ...

    Text Solution

    |

  18. (a) Draw a labelled diagram of a "replicating fork" showing the polari...

    Text Solution

    |

  19. Explain the structure oft-RNA with the help of a diagram. Describe its...

    Text Solution

    |

  20. Given above is the schematic representation of lac operon of E.coli. E...

    Text Solution

    |