Cell Theory and Living Organisms Quiz
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Questions and Answers

Who declared that all life is made of cells?

  • Anton van Leeuwenhoek
  • Louis Pasteur
  • Matthias Schleiden and Theodore Schwann (correct)
  • Robert Hooke

    • What is the function of the cell wall in prokaryotic cells?

  • Composed of peptidoglycan and provides structural support (correct)
  • Regulates the passage of materials into and out of the cell
  • Stores genetic information
  • Site of photosynthesis

    • What is the main function of the bright-field microscope?

  • Uses a laser beam to focus on a shallow plane
  • Uses fluorescent antibodies to reveal proteins in cells
  • Uses electrons passing through the specimen
  • Uses light rays focused by glass lenses (correct)

    • What is the minimum distance between two objects before they are seen as one larger object in microscopy?

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

    What is the range of cell sizes mentioned in the text?

    <p>From a frog's egg (one millimeter) down to one micrometer</p> Signup and view all the answers

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