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താഴെ പറയുന്നവയിൽ ഏത് ബേസിലാണ് രണ്ട് കീറ്റോ ഗ്രൂപ്പുകൾ അടങ്ങിയിരിക്കുന്നത്?

AAdenine

BGuanine

CThymine

DCytosine

Answer:

C. Thymine

Read Explanation:

Bases are nitrogen containing heterocyclic compounds present in nucleic acids. Adenine has no keto group, guanine and cytosine have one keto group each, and thymine and uracil have two keto groups in their rings.

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