Biology Class: Macromolecules Review
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Questions and Answers

What is the simplest form of carbohydrates?

  • Monosaccharide (correct)
  • Disaccharide
  • Polysaccharide
  • Complex carbohydrate

    • Which process is used to break down polysaccharides?

  • Hydrolysis (correct)
  • Condensation reaction
  • Dehydration synthesis
  • Protein synthesis

    • What distinguishes saturated fats from unsaturated fats?

  • Unsaturated fats are solid at room temperature
  • Saturated fats are derived from plants
  • Saturated fats are linear and solid at room temperature (correct)
  • Unsaturated fats are richer in cholesterol

    • Which element is NOT found in proteins?

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

    What role does cellulose play in organisms?

    <p>Important for digestion and gut health</p> Signup and view all the answers

    What atoms are present in carbohydrates?

    <p>C, H, O</p> Signup and view all the answers

    Which molecule contains phosphorus as one of its atoms?

    <p>Nucleic Acid</p> Signup and view all the answers

    What is the composition of proteins in terms of atoms?

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

    Which of the following molecules is classified as a lipid?

    <p>Palmitic Acid</p> Signup and view all the answers

    Which combination of elements is common to both lipids and carbohydrates?

    <p>C, H, O</p> Signup and view all the answers

    Which of the following molecules is made up of glycerol and three fatty acids?

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

    What is true about essential amino acids?

    <p>They must be consumed through diet.</p> Signup and view all the answers

    In polymerization, complex molecules are formed by the joining together of which type of molecules?

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

    Which of the following is NOT classified as an organic molecule in living organisms?

    <p>Sodium chloride (NaCl)</p> Signup and view all the answers

    Which factor can significantly impact protein function?

    <p>Environmental temperature</p> Signup and view all the answers

    What distinguishes RNA from DNA?

    <p>RNA is single-stranded and contains ribose sugar.</p> Signup and view all the answers

    What is the most abundant monosaccharide in nature?

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

    Which nutrient can be detected using the Biuret indicator?

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

    Which nitrogen base is present in DNA but absent in RNA?

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

    What is the primary building block of nucleic acids?

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

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