Unit 3A Vocabulary

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Across
  1. 3. Location on an enzyme where the substrate binds.
  2. 6. Substrate; Substance that is changed during a chemical reaction.
  3. 7. The breaking and forming of bonds between different substances during chemical changes.
  4. 9. An energy-carrying molecule that carries/stores energy for cell functions; the main energy currency for the cell
  5. 11. Reactions that break down larger molecules into simpler compounds.
  6. 12. Reactions that build larger molecules from smaller ones.
  7. 13. A reaction that overall absorbs more energy (in the form of heat or light) than it releases.
  8. 14. A reaction that overall releases more energy (in the form of heat or light) than it absorbs.
Down
  1. 1. (Usually a protein) that speeds up a biochemical reaction by lowering its activation energy.
  2. 2. When an enzyme’s active site loses its specific shape, causing a loss in biological activity
  3. 4. All of the chemical reactions within each cell of an organism.
  4. 5. The amount of energy needed to make a chemical reaction start.
  5. 8. Substances that speed up reactions without being permanently altered.
  6. 10. Substance that is made during a chemical reaction.