Chemical Basis of Life

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Across
  1. 3. Elements or compounds produced by a chemical reaction.
  2. 6. Force of attraction between different kinds of molecules.
  3. 7. Elements or compounds that enter into a chemical reaction
  4. 8. A compound that produces hydroxide ions (OH-) in solution
  5. 12. A compound that prevents sharp, sudden changes in pH
  6. 13. The basic unit of matter
  7. 15. Pure substance that consists entirely of one type of atom
  8. 16. Compounds made of carbon, hydrogen, & oxygen atoms
  9. 17. Dissolving substance in a solution
  10. 19. Negatively charged particle
  11. 20. Macromolecule that contains carbon, hydrogen, oxygen, & nitrogen
Down
  1. 1. Compound with an amino group on one end and a carboxyl group on the other end
  2. 2. Material that is composed of two or more elements or compounds that are physically mixed together but not chemically combined
  3. 4. One of several forms of a single element. Contains the same # of protons but the different # of neutrons.
  4. 5. Type of mixture in which all the components are evenly distributed
  5. 9. Reactant of an enzyme-catalyzed reaction
  6. 10. Mixture of water and nondissolved material
  7. 11. Attraction between molecules of the same substance
  8. 14. The center of an atom.
  9. 18. Macromolecules made mostly from carbon & hydrogen atoms-fats, oils, & waxes.