Biology Fundamentals Quiz
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Questions and Answers

What is one of the unifying themes in biology?

  • All organisms are made up of cells (correct)
  • All organisms have a similar genetic code
  • All organisms have identical internal environments
  • All organisms have the same energy processing mechanisms
  • Which theme explains the unity and diversity of life?

  • Energy processing
  • Genetic encoding
  • Evolution (correct)
  • Cellular composition
  • What allows organisms to move, grow, and reproduce?

  • Energy processing (correct)
  • Regulation of internal environments
  • Cellular structure
  • Genetic encoding
  • What is a key focus of biologists' study at different levels of organization?

    <p>Molecular biology of a cell</p> Signup and view all the answers

    What do biologists use to make observations and pose questions?

    <p>The scientific method</p> Signup and view all the answers

    What type of bond results from the sharing of electrons between atoms?

    <p>Covalent bond</p> Signup and view all the answers

    What type of bond is formed due to the electrostatic force between oppositely charged ions?

    <p>Ionic bond</p> Signup and view all the answers

    Which of the following is an example of a weak bond or secondary bond?

    <p>Dipole–dipole interactions</p> Signup and view all the answers

    What force stabilizes the paired nuclei in a chemical bond?

    <p>Constructive quantum mechanical wavefunction interference</p> Signup and view all the answers

    What maintains the optimal distance between bonded nuclei in a chemical bond?

    <p>Bond distance</p> Signup and view all the answers

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