Test 1 MC Flashcards
1
Q
The following functional groups can form hydrogen bonds:
A
amide and hydroxyl
2
Q
The torsion angle of a bond defines…
A
the rotational conformation
3
Q
Thermolysin cuts…
A
ile, leu, val
4
Q
Methionines are identified using…
A
DNFB and CNBr
5
Q
The hydrophobic effect involves…
A
nonpolar residues an H2O
6
Q
The ratio of conjugate bases and acids is calculated using the Henderson-Hasselbalch equation and ____.
A
pH and pKa
7
Q
Zwitterions formed by amino acids….
A
contain both positive and negative charges
8
Q
Chaotropic molecules include…
A
guanidinium and urea
9
Q
Hemoglobin binds…
A
i. and ii. (H+ and O2)
10
Q
What controls the hydrophobic effect?
A
all of the above (enthalpy, entropy, free energy, pH)
