Ch 2.4 Vocab Crossword

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Across
  1. 5. The energy that is needed to get a reaction started
  2. 7. a process that changes, or transforms, one set of chemicals into another by changing the chemical bonds that join atoms in compounds.
  3. 8. Proteins that act as biological catalysts, speeding up chemical reactions that take place in cells.
Down
  1. 1. The site on the enzyme to which the reactant/substrate bind
  2. 2. a substance that speeds up the rate of a chemical reaction.
  3. 3. The reactants of an enzyme-catalyzed reaction
  4. 4. The elements or compounds produced by a chemical reaction
  5. 6. The elements or compounds that enter into a chemical reaction