Answered

Which of the following are connected by hydrogen bonds?
A. Hydrogen to oxygen within a molecule of water
B. Phosphate to sugar in a DNA molecule
C. Base to sugar in a DNA molecule
D. Hydrogen to oxygen between two different molecules of water



Answer :

kristicross
A hydrogen bond is the electrostatic attraction between polar molecules that occurs when ahydrogen (H) atom bound to a highly electronegative atom such as nitrogen (N), oxygen (O) or fluorine (F) experiences attraction to some other nearby highly electronegative atom.
maddyparis
D. Hydrogen to oxygen between two different molecules  of water

*****See picture for clarification*****
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