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Byju's Answer
Standard XII
Biology
Nitrogenous Base
Which of the ...
Question
Which of the following is substituted purines?
A
Adenine
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B
Cytosine
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C
Thymine
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D
Uracil
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Solution
The correct option is
A
Adenine
Adenine and guanine are substituted purines.
Cytosine, thymine and uracil are substituted pyrimidines.
Option A is correct.
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