Biochemistry Review Questions and Answers 100% Pass
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Course
Biochemistry
Institution
Biochemistry
Biochemistry Review Questions and
Answers 100% Pass
What is the role of hemoglobin in the body?
To transport oxygen from the lungs to tissues and carbon dioxide from tissues to the lungs.
How do chaperone proteins assist in cellular processes?
They help in the proper folding of other p...
Biochemistry Review Questions and
Answers 100% Pass
What is the role of hemoglobin in the body?
✔✔ To transport oxygen from the lungs to tissues and carbon dioxide from tissues to the lungs.
How do chaperone proteins assist in cellular processes?
✔✔ They help in the proper folding of other proteins and prevent misfolding.
What biochemical process converts fatty acids into acetyl-CoA?
✔✔ Beta-oxidation.
How does the structure of DNA allow for its replication?
✔✔ The double helix structure provides complementary base pairing, enabling accurate
replication.
What is the importance of the pentose phosphate pathway?
✔✔ It generates NADPH for biosynthetic reactions and ribose-5-phosphate for nucleotide
synthesis.
1
, How do allosteric inhibitors affect enzyme activity?
✔✔ They bind to sites other than the active site, causing a conformational change that reduces
enzyme activity.
What distinguishes essential amino acids from non-essential ones?
✔✔ Essential amino acids cannot be synthesized by the body and must be obtained through diet.
How does phosphorylation influence protein function?
✔✔ It can activate or deactivate enzymes, affecting their activity and interaction with other
molecules.
What is the significance of the urea cycle?
✔✔ It converts toxic ammonia into urea for excretion, helping to regulate nitrogen levels in the
body.
How do glycosylation modifications impact proteins?
✔✔ They influence protein stability, localization, and recognition by other molecules.
2
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