The Chemistry of Life
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Questions and Answers

Which property of water is NOT mentioned as essential for life?

  • Temp. regulation (correct)
  • Dissolves substances
  • Expands as it freezes
  • Cohesion and adhesion

    • What is the main role of water in biological systems?

  • Transporting nutrients
  • Maintaining temperature
  • Providing energy
  • Facilitating chemical reactions (correct)

    • Which statement about water is FALSE?

  • Water expands when it freezes
  • Water does not play a role in temperature regulation (correct)
  • Water has cohesive and adhesive properties
  • Water can dissolve many substances

    • What happens to water molecules when it freezes?

    <p>They form stronger hydrogen bonds</p> Signup and view all the answers

    Which biological molecules are NOT mentioned in the text?

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

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