Proteins & enzymes (HL) answers

1. (a) Enzymes provide an alternative pathway for the biological reaction with lower activation energy. They possess an active site where the substrate is able to bind to the enzyme. This site either fits or can be induced to fit the substrate thus bringing the reacting species into close contact with each other.(b) A competitive inhibitor has a similar shape to the substrate so competes with it for th active site. This...

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