1) What is a substance called if it speeds up a chemical reaction.? a) reusable b) specific c) catalyst d) fragile 2) With what 3 letters do enzymes typically end? a) -ose b) -ase c) -ese d) -tic 3) Enzymes are an example of a) carbohydrates b) lipids c) proteins d) nucleic acids 4) Each enzyme only has 1 substrate that will fit its active site. What is this called? a) specific or complementary b) reusable c) catalyst d) fragile 5) Which substrate matches the enzyme's active site? a) b) c) d)

Enzymes

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