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Differences between Purines & Pyrimidines??

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Differences between Purines & Pyrimidines??

Posted by Sahana Roy 4 years ago

CBSE > Class 12 > Biology

1 answers

Sia ? 4 years ago

Purines	Pyrimidines
Purine is a heterocyclic aromatic organic compound composed of a pyrimidine ring fused with imidazole ring.	Pyrimidine is a heterocyclic aromatic organic compound that is composed of carbon and hydrogen.
It comprises adenine and guanine as nucleobases.	It comprises Cytosine, thymine, uracil as nucleobases
It consists of two hydrogen-carbon rings and four nitrogen atoms	It consists of one hydrogen-carbon ring and two nitrogen atoms
The melting point of purine is 214 °C	The melting point of pyrimidine is 20-22 °C
Catabolism results in the production of uric acid	Catabolism produces carbon dioxide, beta-amino acids and ammonia

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