Biology

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Across
  1. 3. a substance or surface that an organism grows and lives on and is supported by
  2. 7. The energy necessary to turn substrate into a product
  3. 8. something that makes a chemical reaction happen more quickly without itself being changed
  4. 9. is a fit model for enzyme-substrate interaction, the active site continues to change until the substrate is completely bound to it, at which point the final shape and charge is determined.
  5. 10. any of a group of chemical substances that are produced by living cells and cause particular chemical reactions to happen while not being changed themselves
Down
  1. 1. In an enzyme is a region, usually a cleft of depression, to which another molecule or molecules can bind
  2. 2. takes place within a living organism is catalysed by an enzyme
  3. 4. molecules which can be defined as biological catalysts
  4. 5. a substance formed in a chemical reaction, can use a catalyst to be quicker
  5. 6. It is used as an evidence that enzyme molecules are more flexible than is suggested by its rigid