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Biochemistry

TermDefinition
Carbohydrates Large Organic molecule (ex starch) made up of small monosaccharides (simple sugars). Used for energy
Lipids Large Organic molecule made up of smaller fatty acids and glycerol. Used for stored energy, and cell membrane
Proteins Large Organic molecules made up of amino acids. Examples are enxymes, hormones, antibodies.
Nucleic Acids Large Organic molecules made up of nucleotides. Ex. DNA, RNA
Organic Molecules Contain Carbon, and Hydrogen
Inorganic Molecules DO NOT have both carbon and hydrogen
Enzymes Proteins that are catalysts: they speed up reactions. They split molecules apart or put them together
Denature When enzymes change shape due to different temperatures or pH
Substrate The molecule being put together or broken apart by the enzyme
Diffusion Movement of molecules from High to Low concentration. NO Energy needed.
Active Transport Movement of molecules from Low to High Concentration- requires ENERGY
Osmosis Movement of water across a membrane from High to Low Concentration
Starch Large carbohydrate- cant fit through cell membrane. Gets broken down into glucose
Glucose can fit through the membrane.
Starch Indicator Turns purple black when it comes into contact with starch
Glucose Indicator Turns orange when it comes into contact with glucose and heated
Created by: satseff
 

 



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