Biology Chapter 8: Cell Structure
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Questions and Answers

What is the basic unit of life in all living organisms?

  • Organism
  • Cell (correct)
  • Organ
  • Tissue

    • What is the characteristic of unicellular organisms?

  • They are not capable of performing essential functions of life
  • They are only found in plants
  • They are dependent on other organisms
  • They are capable of independent existence (correct)

    • Who first saw and described a live cell?

  • German Botanist
  • Robert Brown
  • Matthias Schleiden
  • Anton Von Leeuwenhoek (correct)

    • What is the purpose of the microscope in the study of cells?

    <p>To study the structure of cells</p> Signup and view all the answers

    What did Robert Brown discover?

    <p>The nucleus</p> Signup and view all the answers

    What is the function of the centrosome in animal cells?

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

    What is the primary site of cellular activities in both plant and animal cells?

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

    What is the characteristic that distinguishes plant cells from animal cells?

    <p>Presence of a cell wall</p> Signup and view all the answers

    Who modified the hypothesis of Schleiden and Schwann to give the cell theory its final shape?

    <p>Rudolf Virchow</p> Signup and view all the answers

    What is the term for the theory that cells arise from pre-existing cells?

    <p>Omnis cellula-e cellula</p> Signup and view all the answers

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