Introduction to Biochemistry
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Questions and Answers

What is the main focus of biochemistry?

  • Understanding chemical processes in living cells (correct)
  • Exploring the structure of non-living matter
  • Analyzing geological chemical reactions
  • Studying the history of biological systems

    • Which of the following is considered a macromolecule in biochemistry?

  • Vacuoles
  • Carbohydrates (correct)
  • Ribosomes
  • Chloroplasts

    • What are biomolecules?

  • Inorganic compounds with no relevance to biological systems
  • Synthetic chemicals used in industry
  • Artificial additives found in processed foods
  • Substances that play roles in chemical and biological processes in living organisms (correct)

    • In biochemistry, what is the function of lipids?

    <p>Energy storage and structural components of cell membranes</p> Signup and view all the answers

    What is the significance of understanding the interactions of biomolecules in biochemistry?

    <p>To comprehend the complexity of biological systems</p> Signup and view all the answers

    What is the most abundant molecule in cells, accounting for 70% or more of the total cell mass?

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

    Which type of cells has considerable internal structure with distinctive membrane-enclosed organelles?

    <p>Eukaryotic cells</p> Signup and view all the answers

    Which of the following is NOT a type of subcellular organelle?

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

    What is the site of conversion of radiant energy to chemical energy in plant cells?

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

    Which of the following statements is true about prokaryotic cells?

    <p>Respiratory system is closely associated with its plasma membrane</p> Signup and view all the answers

    What defines health from a biochemical viewpoint?

    <p>When all intra- and extracellular reactions are at optimal rates</p> Signup and view all the answers

    Which of the following is a micromolecule according to the text?

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

    Where does the genetic information needed for cell maintenance pass from one generation to the next?

    <p>One generation to the other</p> Signup and view all the answers

    What is the fundamental unit of life according to modern cell theory?

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

    What are small non-living structures found within cell cytoplasm called?

    <p>Cell inclusions</p> Signup and view all the answers

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