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Chapter 2-4
Chemical Reactions & Enzymes
11
Biology
10th Grade
12/17/2009

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Cards

Term


 

Chemical

Reaction

Definition

 

a process that changes one set of chemicals into another set of chemicals

Term

 

Reactant

Definition

 

element or compound that enters into a chemical reaction

Term

 

Product

Definition

 

element or compound made by a chemical reaction.

Term

 

activiation

energy

Definition

 

energy needed to get a chemical reaction started

Term

 

catalyst

Definition

 

any substance that speeds up the rate of a chemical reaction by lowering the activation energy.

Term

 

enzyme

Definition

 

protein that acts as a biological catalyst (lactase, atp synthase, etc.)

Term

 

substrate

Definition

 

reactant of an enzyme-catalyzed reaction; or what an enzyme breaks down.

Term

 

Energy-Releasing (Exothermic) Reaction

Definition
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Term

 

Energy-absorbing

(Endothermic) Reaction

Definition
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Term

 

Temperature, Pressure, pH.

Definition


 

2 Factors that effect how well enzymes work.

Term

 

Enzyme/Substate Complex

Definition

Name for when the enzyme & substate bond together.


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