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Principles Of Inheritance And Variation

Question
CBSEENBI12047465
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The type of mutation in the nucleotide sequence given below is

  • Transition

  • Transversion

  • Deletion

  • Inversion

Solution

D.

Inversion

Inversion mutation causes distortion of DNA. The mutation or a mutagen can change the base sequence of a cistron in the reverse order. A new sequence is formed with different codons.

Some More Questions From Principles of Inheritance and Variation Chapter

Write the genotypes of man with blood group A.

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Write down Mendel’s dihybrid Phenotypic ratio 

Who were the rediscoverers of Mendelism ?

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What will be the genetic make up of an organism which suffers from sickle cell anaemia ?

What do the symbols square and circle in a pedigree chart indicate ?

Define heterogamy. Give an example.

How many chromosomes are found in human cells ?

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