chapter 2.3 & 2.4 vocab

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Across
  1. 3. macromolecule that contains carbon, hydrogen, oxygen, and nitrogen it's needed by the body for growth and repair
  2. 4. compound made of carbon, hydrogen, and oxygen atoms; types of nutrients that are the major source of energy to the body
  3. 7. small chemical unit that makes up a polymer
  4. 9. elements or compounds produced by chemical reactions
  5. 10. elements or compounds that enter into a chemical reaction
  6. 11. energy input that is needed for a reaction to begin
  7. 12. macromolecules containing hydrogen, oxygen, nitrogen, carbon, and phosphorus
Down
  1. 1. process that changes, or transforms, one set of chemicals into another set of chemicals
  2. 2. protein catalyst that speeds up the rate of specific biological reactions
  3. 5. reactant of an enzyme-catalyzed reaction
  4. 6. compound with an amino group on one end and carboxyl group on the other end
  5. 8. substance that speeds up the rate of a chemical reaction
  6. 9. molecule composed of many monomer
  7. 13. macromolecule made mostly from carbon and hydroen atoms; includes fats, fats, oils, and waxes