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Biological Molecules Review - most important terms

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Term
Definition
organic molecule   carbon-containing compound found in living things  
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carbohydrate   organic compound that is the body’s main source of energy; ex. sugar, starch  
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glucose   a type of monosaccharide; produced by photosynthesis and used by cell respiration  
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starch   a complex carbohydrate made by plants; found in pasta, cereal, and potatoes  
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glycogen   a complex carbohydrate for energy storage in the liver and muscles of animals  
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lipid   organic compound used for long-term energy storage; ex. fats and oils  
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protein   organic compound that builds and repairs body tissue; made of amino acids; ex. insulin, collagen  
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amino acid   the monomer of proteins  
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nucleic acid   organic compound that contains and uses the genetic code; ex. DNA, RNA  
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nucleotide   the monomer of nucleic acids  
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RNA   ribonucleic acid; uses the genetic code to produce proteins  
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DNA   deoxyribonucleic acid; contains the genetic code  
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enzyme   a type of protein that catalyzes chemical reactions  
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activation energy   the energy needed to get a chemical reaction started  
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substrate   substance that binds to an enzyme; reactant in an enzyme-catalyzed reaction  
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catalyst   substance that speeds up a chemical reaction by lowering activation energy; ex. enzymes  
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Created by: jdriscoll
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