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    Principles of Inheritance and Variation
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    In which process there is a gain of segment of DNA which result in alternation in chromosome number.
    • Insertion
    • Duplication
    • Both (A) and (B)
    • Deletion

    C.

    Both (A) and (B)
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    What will be the genetic make up of an organism which suffers from sickle cell anaemia ?
    Homozygous (HbsHbs)
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    A child has blood group O. If the mother has blood group B then what are the possibilities of blood group of father ?
    • A
    • B
    • O
    • All of the above

    D.

    All of the above
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    Name one trait that does not blend.

    Sex trait .
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    Name the plant that shows incomplete dominance in respect of the colour of its flower.
    The plany which shoes incomplete dominace in respect of the colour of its flower is -

    Snapdragron ( Antirrhinum majus)

    Or 

    Mirabilis jalapa (Four-O- Clock plant ).
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