Chapter: Life Processes - Living and Non-Living
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Questions and Answers

What is the common evidence for being alive mentioned in the text?

  • Sleeping
  • Chewing cud
  • Visible movement (correct)
  • Breathing
  • Why do some think plants are alive?

  • Colorful leaves
  • Visible movement
  • Growth over time (correct)
  • Green color
  • Which organisms raise the controversy about being truly alive or not?

  • Plants
  • Cows
  • Dogs
  • Viruses (correct)
  • What is the defining characteristic of life according to professional biologists?

    <p>Invisible molecular movement</p> Signup and view all the answers

    Why is there controversy about whether viruses are truly alive?

    <p>They don't show visible movement</p> Signup and view all the answers

    Is the visibility of movement a sufficient characteristic to define life?

    <p>No, it's not enough</p> Signup and view all the answers

    What can be invisible but necessary for life according to the text?

    <p>$2^3$</p> Signup and view all the answers

    What characteristic of viruses contributes to the debate on their classification as living organisms?

    <p>Their lack of molecular movement until infecting a cell.</p> Signup and view all the answers

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