Exam Questions and Correct
Answers | New Update
An enzyme cannot make a rxn thermodynamically favorable -
ANSWER ✔✔True
Phase 2 clinical trails are focused on evaluating the safety of new drug
candidates - ANSWER ✔✔False
In the rxn coordinate graph showing below, which location(s) is (are)
intermediate states? - ANSWER ✔✔None of the above (C&E)
, In the presence of a competitive inhibitor at [I] = 3 mM, the apparent Km
is three times the KM for the uninhibited rxn. What is K1? - ANSWER
✔✔1.5 mM
The role of water in the lysozyme active site is to - ANSWER
✔✔Regenerate the active form of the catalytic residues at the active site
A first order rxn has a t1/2 of 20 mins. What is the reaction rate constant
k? - ANSWER ✔✔0.0035 min-1
In a serine protease enzyme, the catalytic triad drawing in the order of
the "proton shuttle network" is - ANSWER ✔✔Ser-His-Asp
For the elementary rxn A + B ->P, the correct rate equation and reaction
order are - ANSWER ✔✔v=k*A*B, it is a second order rxn
Which of the following types of inhibition does the figure below reflect? -
ANSWER ✔✔Uncompetitive
Which of the following is not true about enzymes? - ANSWER
✔✔Enzymes catalyze rxns in the forward direction only
The length of an alpha helix of 20 AA residues is - ANSWER ✔✔30 A