Biology Chapter 2.2 Word Scramble
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Term | Definition |
Energy | the ability to do work |
Chemical Reaction | one or more substances change to produce one or more different substances |
Reactant | a substance or molecule that participates in a chemical reaction |
Product | a substance that forms in a chemical reaction |
Metabolism | the sum of all chemical processes that occur in an organism |
Activation Energy | the minimum amount of energy required to start a chemical reaction |
Catalyst | a substance that changes the rate of a chemical reaction without being consumed or changed significantly |
enzyme | a type of protein or RNA molecule that speeds up metabolic reactions in plants and animals without being permanently changed or destroyed |
redox reaction | a reaction in which electrons are transferred between atoms also known as an oxidation reduction reaction |
oxidation Reaction | a chemical reaction in which a reactant looses one or more electrons such that the reactant becomes more positive in charge |
reduction Reaction | a chemical reaction in which electrons are gained either by the removal of oxygen or the addition of hydrogen or the addition of electrons |
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