Amino Acids Reactions and Functions
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Questions and Answers

What is the function of Histamine in the body?

  • Improves Sleep
  • Increases levels of growth hormone
  • Reduces Depression
  • Inflammatory reactions and Allergic reactions (correct)

What is the benefit of GABA in the body?

  • Increases levels of growth hormone
  • Improves Sleep and Reduces Depression (correct)
  • Forms a disulphide bond with another cysteine residue
  • Form an amide with reaction with ammonia

What type of bond is formed between two cysteine residues?

  • Disulphide bond (correct)
  • Peptide bond
  • Amide bond
  • O-glycosidic bond

What is the reaction of ninhydrin with alpha amino acids?

<p>Gives a purple color (A)</p> Signup and view all the answers

What type of acid is formed by the reaction of alpha amino acids with phosphoric acid?

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

What is the process of removing a carboxyl group from an amino acid?

<p>Decarboxylation (A)</p> Signup and view all the answers

What is the term used to describe chains of amino acids containing less than 50 amino acids?

<p>Peptides (A)</p> Signup and view all the answers

How are the names of peptides formed?

<p>By adding the suffix (-yl) to the names of amino acids involved in the peptide chain (A)</p> Signup and view all the answers

What is the term used to describe the end of a peptide chain that contains an amino group?

<p>N terminus (A)</p> Signup and view all the answers

What is the composition of Aspartame?

<p>Aspartic acid and phenylalanine (C)</p> Signup and view all the answers

What is the correct order of writing peptide structures?

<p>Amino group at the left and carboxyl group at the right (B)</p> Signup and view all the answers

What is the term used to describe chains of amino acids containing more than 50 amino acids?

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

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