Enzymes: Question Preview (ID: 16605)

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What effect do enzymes have on chemical reactions?
a) speed up b) slow down c) stop d) nothing
What is something specific about enzmes that does not change?
a) shape b) temperature c) pH d) color
What are proteins that act as a biological catalyst?
a) enzymes b) hormones c) antibodies d) glucose
What are the three letters that the name of most enzymes end in?
a) ASE b) ABC c) ACE d) ATP
What are the reactants of enzymes called?
a) substrates b) product c) mitochondria d) liver
Each enzyme has it's own ___ responsible for a particular reaction in the cell?
a) job b) color c) size d) tool
What are two things that are optimum in enzymes?
a) Temperature and pH b) Temperature and color c) pH and shape d) color and size
What is the energy needed to get a reaction started?
a) activation energy b) start up energy c) beginning energy d) deactivation energy
What is a substance that speeds up the rate of a chemical reaction?
a) catalyst b) antibodies c) hormones d) hydrogen peroxide
What is the result of a chemical reaction called?
a) product b) substrate c) glucose d) hormones
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