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Which are purines ?...

Which are purines ?

A

Adenine and Guanine

B

Adenine and Thymine

C

Cytosine and thymine

D

Cytosine and Guanine.

Text Solution

Verified by Experts

The correct Answer is:
A
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Knowledge Check

  • Which of the following are purines?

    A
    A and G
    B
    A and T
    C
    G and C
    D
    G and T
  • Which purine base is found in RNA ?

    A
    Uracil
    B
    Guanine
    C
    Thymine
    D
    Cytosine
  • Which purine bases are found in DNA ?

    A
    Cytosine and Adenine
    B
    Cytosine and guanine
    C
    Adenine and guanine
    D
    Adenine and thymine
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    Which purine & pyrimidine bases are paired together by H- bonds in DNA-

    Which of the following statements are correct? I. Point mutations involve deletion of a part of chromosome. II.When a purine base is replaced by another purine and pyrimidine by another pyrimidine, it is transition. III.In frameshift mutations, one nitrogenous base is substituted by other. IV.When a purine is replaced by a pyrimidine and vice-versa, it is called transversion.