Proteins: Biochemistry Lecture Quiz
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Questions and Answers

What type of bond links amino acids together in peptides and proteins?

  • Ionic bond
  • Covalent bond
  • Amide bond (correct)
  • Hydrogen bond

How many amino acid residues does an oligopeptide contain?

  • Two
  • Three
  • Many
  • Ten (correct)

How many different types of amino acids have been identified in nature?

  • 500 (correct)
  • 50
  • 20
  • 1000

Which of the following components do some amino acids form in lipids?

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

What do some amino acids function as in the body?

<p>Neurotransmitters (D)</p> Signup and view all the answers

Study Notes

Peptide Bonding

  • Peptide bonds link amino acids together in peptides and proteins.

Oligopeptide Composition

  • Oligopeptides contain 2-20 amino acid residues.

Amino Acid Diversity

  • There are 20 different types of amino acids that have been identified in nature.

Amino Acid Functions in Lipids

  • Some amino acids form amine groups in lipids.

Amino Acid Functions in the Body

  • Some amino acids function as neurotransmitters, hormones, and osmores in the body.

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Description

Test your knowledge on the biochemistry of proteins with this quiz focusing on the composition, structure, and functions of proteins in living organisms.

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