100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
BIOCHEMISTRY NBME EXAM QUESTIONS AND 100% CORRECT SOLUTIONS $9.49   Add to cart

Exam (elaborations)

BIOCHEMISTRY NBME EXAM QUESTIONS AND 100% CORRECT SOLUTIONS

 8 views  0 purchase
  • Course
  • Biochemistry NBME
  • Institution
  • Biochemistry NBME

BIOCHEMISTRY NBME EXAM QUESTIONS AND 100% CORRECT SOLUTIONS What is the rate-limiting step of glycolysis? - ANSWER PFK, allosterically activated by F2,6BP Def in pyr kinase leads to... - ANSWER 2,3BPG, G6P elevation due to ^ PEP What steroid can be used to treat beta-bloc...

[Show more]

Preview 3 out of 24  pages

  • September 6, 2024
  • 24
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Biochemistry NBME
  • Biochemistry NBME
avatar-seller
ProfBenjamin
BIOCHEMISTRY NBME EXAM
QUESTIONS AND 100% CORRECT
SOLUTIONS


What is the rate-limiting step of glycolysis? - ANSWER ✔ PFK,
allosterically activated by F2,6BP

Def in pyr kinase leads to... - ANSWER ✔ 2,3BPG, G6P
elevation due to ^ PEP

What steroid can be used to treat beta-blocker overdose? -
ANSWER ✔ glucagon

Which form of aldolase is liver-specific? - ANSWER ✔ B

triose phosphate isomerase - ANSWER ✔ G3P <-> DHAP;
DHAP - component of glycerol phosphate shuttle

What TCA step makes GTP? - ANSWER ✔ succinate thiokinase

What TCA step makes FADH? - ANSWER ✔ succinate
dehydrogenase

What is the only membrane-bound enzyme in TCA? - ANSWER
✔ succinate dehydrogenase



ROugh ER - ANSWER ✔ Ribosomes

,near nucleus, protein synthesis, N-linked glycosylation

protien for anterograde transport - ANSWER ✔ COPII

cis-golgi

Protein for retrograde transport - ANSWER ✔ COPI
ER

Golgi - ANSWER ✔ post-translation modifications

what is is added to proteins to by designated to Lysosome?? -
ANSWER ✔ Mannose-6-phosphate

what mediates transport of protein to lysosome - ANSWER ✔
Clatherin
clatherin --> late endosome-? lysosome

singnal seguence - ANSWER ✔ chain of hydrophobic AA and
signal recognition directs it

signal peptidase - ANSWER ✔ cuts off signal sequence after is
translated through translocon

any failure can lead to cytosolic build up in cytosol

peroxisomes - ANSWER ✔ degrade fatty acids, amino acids
in brain and liver; cleaves 1C
generates H2O2

Verylong fatty acids (VLCFA) B-oxidation
Branched-chain fatty acid alpha-oxidation
Peroxisome synthetic processes

, catalase reaction - ANSWER ✔ degrades peroxide from
peroxisomes or uses for detox reaction

increase pathogencity

proteasome degrade ..? - ANSWER ✔ ubiquinated proteins

Actin - ANSWER ✔ smallest unit

G-actin monomers --> F actin
double helix
accessory protein= myosin

muscle contration

intermediate filaments - ANSWER ✔ cross linked by plectin

cytokeratin (epithelial cells), Vimentin (fibroblasts), Desmin
(muscle, GLial fibrillary acidic protein (glial cells), lamins (cell
nucleus)

microtubles - ANSWER ✔ polarize to organizing centers (-
towards the nucleus)

kinesin= anterograde transport
Dynein- retrograte transport

microtubules inhibitors - ANSWER ✔ mebendazole, Griseofulvin,
Colchicine, Vinca alkaloids, taxanes


What neurotransmitter stimulates release of epinephrine from
adrenal medulla? - ANSWER ✔ acetylcholine

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 ProfBenjamin. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $9.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

79079 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$9.49
  • (0)
  Add to cart