Larger molecules have hydrogen-bonding networks that contribute to specific, high- affinity binding. Smaller molecules such as urea can also form these networks. How many hydrogen bonds can urea (Figure Q2-36) form if dissolved in water?

Larger molecules have hydrogen-bonding networks that contribute to specific, high- affinity binding. Smaller molecules such as urea can also form these networks. How many hydrogen bonds can urea (Figure Q2-36) form if dissolved in water?



(a) 6
(b) 5
(c) 3
(d) 4


Answer: A


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