Multiple Choice
Which is true about hydrogen bonding for biological molecules?
A) Hydrogen bonds are strong enough to confer structural stability,for example in DNA.
B) Hydrogen bonds are weak enough to be easily broken (weaker than covalent bonds) .
C) They contribute to the water solubility of many macromolecules.
D) All of the above.
Correct Answer:

Verified
Correct Answer:
Verified
Q70: A molecule or ion is said to
Q71: The osmotic pressure of an aqueous solution
Q72: Acetic acid has a pKa of 4.8.How
Q73: Which of the following is NOT a
Q74: The attractive force between two atoms is
Q76: Two weak acids,A and B,have pKa values
Q77: Electrolytes dissolve readily in water because<br>A)they are
Q78: Which of the following weak interactions is
Q79: Basic solutions form when chemicals are dissolved
Q80: Which is NOT a proper way to