Biochemistry Topics Quiz

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Questions and Answers

Which amino acids are considered essential?

  • Only those amino acids that cannot be synthesized by the body (correct)
  • Only those amino acids required for protein synthesis
  • Only those amino acids involved in gluconeogenesis
  • All amino acids are essential

What is the primary cause of protein misfolding?

  • Reduced translocation
  • Disruption of hydrogen bonds
  • Transition from alpha to beta structure
  • Both A and B (correct)

Which disease is associated with collagen synthesis?

  • Lysosomal storage disease
  • Ketogenesis disorder
  • Glycogen storage disease
  • Osteogenesis imperfecta (correct)

What is the significance of rate-limiting enzymes and reactions in metabolic pathways?

<p>They determine the overall rate of the pathway (A)</p> Signup and view all the answers

What is the main difference between lysosomal storage diseases (LSD) and glycogen storage diseases (GSD)?

<p>LSD involve defects in lysosomal enzymes, while GSD involve defects in glycogen metabolism (C)</p> Signup and view all the answers

What are the main functions of omega-3 and omega-6 fatty acids?

<p>Hormone synthesis and signal transduction (B)</p> Signup and view all the answers

What is the primary mechanism of ketogenesis?

<p>Breakdown of fatty acids in the liver (C)</p> Signup and view all the answers

How does epinephrine affect muscle tissue?

<p>Stimulates glycogenolysis and lipolysis (A)</p> Signup and view all the answers

What is the primary function of albumin in the body?

<p>Transport of various molecules and maintenance of osmotic pressure (A)</p> Signup and view all the answers

Which hormone promotes a negative nitrogen balance in injury or stress?

<p>Cortisol (glucocorticoid) (B)</p> Signup and view all the answers

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