BCH 451 Final Exam UPDATED Questions and CORRECT Answers
4 views 0 purchase
Course
BCH 451
Institution
BCH 451
BCH 451 Final Exam UPDATED Questions
and CORRECT Answers
The _____ describes the relation between the interatomic distances, electronic charge,
solution dielectric, and free energies. - CORRECT ANSWER- van der Waals interaction
Protein ____ structure defines the relationship among subunits in...
BCH 451 Final Exam UPDATED Questions
and CORRECT Answers
The _____ describes the relation between the interatomic distances, electronic charge,
solution dielectric, and free energies. - CORRECT ANSWER- ✔✔van der Waals interaction
Protein ____ structure defines the relationship among subunits in a multisubunit lattice -
CORRECT ANSWER- ✔✔Quaternary
Protein _____ structure defines the packing of helices, sheets, turns, etc. - CORRECT
ANSWER- ✔✔Tertiary
Protein ____ structure defines motifs formed by short range interactions between amino acids
- CORRECT ANSWER- ✔✔Secondary
A ____ involves polar O, N or both and the atom for which it is named, and constitutes one of
the important protein stabilization elements. - CORRECT ANSWER- ✔✔hydrogen bond
____ is used to determine the sequence of a protein based on sequential chemical reactivity. -
CORRECT ANSWER- ✔✔Edman degradation
A ____ induces denaturation of proteins by disturbing the hydrophobic effect. - CORRECT
ANSWER- ✔✔chaotropic agent
A _____ is a graph of the conformational torsion angles phi and upsilon for the residues in a
protein or peptide; a map of the structure of the polypeptide bakbone. - CORRECT
ANSWER- ✔✔Ramachandran plot
A ____ has two charges which neutralize each other. - CORRECT ANSWER- ✔✔Zwitterion
, ____ is the primary force of potein structural stabilization. - CORRECT ANSWER-
✔✔Hydrophobic effect
The ____ is the characteristic speed of an enzyme's kinetics extrapolated to a time when a
defined amount of substrate is added to the enzyme solution. - CORRECT ANSWER-
✔✔Initial rate
An act of ____ does not change an enzyme and lowers the transition state free energy of the
associated reaction. - CORRECT ANSWER- ✔✔Catalysis
The ____ of an enzymatic catalysis reaction is the rate achieved when it is saturated with
substrate. - CORRECT ANSWER- ✔✔Maximum velocity
The ____ or ____ equation defines the parameters that are used to characterize the kinetics of
an enzyme. - CORRECT ANSWER- ✔✔Lineweaver-Burk; double reciprocal
K(m), the substrate concentration when V0=Vmax/2, is also called ____ . - CORRECT
ANSWER- ✔✔Michaelis-Menten constant
A ____ is the enzyme-substrate combination formed during an enzyme catalysis event. -
CORRECT ANSWER- ✔✔Michaelis complex
The catalytic rate constant of an enzyme is abbreviated as ___. - CORRECT ANSWER-
✔✔k(cat)
____ inhibition of enzyme catalysis occurs when the inhibitor binds to the active site of the
enzyme - CORRECT ANSWER- ✔✔Competitive
____ inhibition of enzyme catalysis occurs when the inhibitor only binds to the enzyme-
substrate complex. - CORRECT ANSWER- ✔✔Uncompetitive
The ____ postulates that a constant input feed of substrate is supplied whose rate equals that
of prouct formation. - CORRECT ANSWER- ✔✔Steady state approximation
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller MGRADES. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.99. You're not tied to anything after your purchase.
