Biological Macromolecules Group 1 Reviewer
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Questions and Answers

What is the primary function of steroids and sterols in the human body?

  • To regulate the fluidity of cell membranes
  • To act as the base for sex hormones
  • To facilitate the emulsification of fats during digestion
  • All of the above (correct)

    • What are amino acids known as?

  • Monomers that make up proteins
  • Macromolecules consisting of long chains of amino acid residues
  • Molecules that combine to form proteins
  • All of the above (correct)

    • What type of bond connects the amino acids in a polypeptide chain?

  • Ionic bonds
  • Hydrogen bonds
  • Covalent bonds known as peptide bonds (correct)
  • Disulfide bridges

    • What is the primary function of nucleic acids in the human body?

    <p>To carry the genetic blueprint of a cell</p> Signup and view all the answers

    Which of the following is a characteristic of DNA?

    <p>It has a deoxyribose and phosphate backbone with four distinct bases: thymine, adenine, cytosine, and guanine</p> Signup and view all the answers

    What are the four major classes of biomolecules?

    <p>Carbohydrates, lipids, proteins, and nucleic acids</p> Signup and view all the answers

    What is the monomeric unit of a polysaccharide?

    <p>Monosaccharide</p> Signup and view all the answers

    Which of the following biomolecules is not formed through polymerization?

    <p>Lipids</p> Signup and view all the answers

    What is the primary function of triglycerides (fats) in the body?

    <p>Energy storage</p> Signup and view all the answers

    Which part of a phospholipid molecule is hydrophilic?

    <p>Phosphate group</p> Signup and view all the answers

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