The Chemistry of Life

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Questions and Answers

Which atom is responsible for making proteins in muscles, skin, blood, hair, nails, and DNA?

  • Hydrogen
  • Nitrogen (correct)
  • Oxygen
  • Carbon

Which atom helps organisms grow, reproduce, and turn food into energy?

  • Oxygen (correct)
  • Carbon
  • Nitrogen
  • Hydrogen

Which atom is needed for the growth, maintenance, and repair of all cells?

  • Carbon
  • Hydrogen
  • Nitrogen
  • Phosphorus (correct)

Which atom protects cells from damage that can lead to serious diseases?

<p>Sulfur (B)</p> Signup and view all the answers

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