Cell Biology and Biochemistry Quiz
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Questions and Answers

Which of the following is a key characteristic of eukaryotic cells?

  • Absence of a true nucleus
  • Presence of membrane-bound organelles (correct)
  • Presence of a cell wall
  • Lack of membrane-bound organelles

    • Which of the following biomolecules is a polymer of amino acids?

  • Nucleotides
  • Carbohydrates
  • Lipids
  • Proteins (correct)

    • What is the main role of ATP (adenosine triphosphate) in cellular metabolism?

  • To transport oxygen in the blood
  • To produce heat in the body
  • To catalyze chemical reactions
  • To store energy in the form of chemical bonds (correct)

    • Which of the following is the correct order of organization levels in multicellular organisms?

    <p>Cells, tissues, organs, organism</p> Signup and view all the answers

    What is the primary function of the genetic code in DNA?

    <p>To provide instructions for protein synthesis</p> Signup and view all the answers

    Which of the following is a key factor that affects the dynamics of an ecosystem?

    <p>Population size</p> Signup and view all the answers

    Which of the following is a key distinguishing feature between prokaryotic and eukaryotic cells?

    <p>The presence of membrane-bound organelles in eukaryotic cells</p> Signup and view all the answers

    Which of the following biomolecules is a polymer of nucleotides and carries the genetic information in living organisms?

    <p>Deoxyribonucleic acid (DNA)</p> Signup and view all the answers

    Which of the following is a correct description of the process of photosynthesis?

    <p>The conversion of light energy into chemical energy in the form of ATP, with carbon dioxide and water as reactants and glucose as the product</p> Signup and view all the answers

    What is the primary role of ATP (adenosine triphosphate) in cellular metabolism?

    <p>To store and transport energy within cells</p> Signup and view all the answers

    Which of the following is the correct order of organization levels in multicellular organisms?

    <p>Cells, tissues, organs, organisms</p> Signup and view all the answers

    Which of the following is a key factor that affects the dynamics of an ecosystem?

    <p>The diversity of species in the community</p> Signup and view all the answers

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