Biochemistry - Water, pH and Macromolecules - Discussion

Discussion :: Water, pH and Macromolecules - Section 1 (Q.No.10)

10. 

Most of the important functional groups in biological molecules contain

[A]. oxygen and/or nitrogen and are acidic
[B]. oxygen and a phosphate
[C]. nitrogen and a phosphate
[D]. oxygen and/or nitrogen and are polar

Answer: Option D

Explanation:

No answer description available for this question.

Pranshu said: (Aug 23, 2014)  
Can anyone explain this? I thought the answer was oxygen & a phosphate as its a key in formation of DNA. Then how is N2 and O2 is answer.

Maryam said: (Feb 4, 2015)  
If we consider amnio acids as the most important and pervasive biological molecules, then N2 and O2 is the answer.

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