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GHS Biochem

TermDefinitionTermDefinitionTermDefinitionTermDefinition
absorb – to soak up; drink in covalent bond – bond formed by the sharing of electrons between atoms monomers – small unit that can join together with other small units to form polymers
adhesion – attraction between molecules of different substances; in plants, attraction between unlike molecules dissolve – to make a solution of: to melt; to mix up nucleic acid – macromolecule containing hydrogen, oxygen, nitrogen, carbon and phosphorus
amino acids – compound with amino group (-NH2) on one end and a carboxyl group (-COOH) on the other end enzyme – protein that acts as a biological catalyst pH scale – measurement system used to indicate the concentration of hydrogen of hydrogen ions (H+ ) in solution; ranges from 0 to 14
atom – basic unit of matter evaporate – process by which a substance changes from a liquid to a gas polar positive charge and a slightly negative charge (water is polar) ; Non-polar – no overall charge – compound having a slightly
capillary action – tendency of water to rise in a thin tube hydrogen bonds – a type of chemical bond in which a hydrogen atom has a covalent link to another atom polymer – large compound formed from combination of many monomers
carbohydrate – compound made up of carbon, hydrogen, and oxygen atoms; major source of energy for the human body lipid – a macromolecule made mainly from carbon and hydrogen atoms; includes fats, oils and waxes protein – macromolecules that contains carbon, hydrogen, oxygen, and nitrogen; needed by the body for growth and repair and to make up enzymes
cohesion – attraction between molecules of the same substance macromolecules – a large molecule, such as a carbohydrate universal solvent – water
compound – substance formed by the chemical combination of two or more elements in definite proportion molecule – smallest unit of most compounds water – compound containing hydrogen and oxygen; known as the universal solvent because of its polarity; H2O
Created by: cdeberry
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