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Unit 2 quiz biology

9/17/12 quiz

QuestionAnswer
compounds that contain carbon organic compounds
process when macromolecules are formed polymerization
small chemical unit that makes up a polymer monomer
molecules formed by linking two or more monomers polymers
forming bonds by removing water dehydration synthesis
breaking bonds by adding water hydrolysis
compounds composed of carbon, hydrogen, and oxygen atoms usually in an 1:2:1 ratio carbohydrates
simplest carbohydrate monosaccharaide
sugars made of two covalently bonded monosaccharaides disaccharide
gaint polymers that consist of thousands of linked monosaccharides polysaccharide
macromolecules made mostly from carbon and hydrogen atoms lipids
compounds composed of glycerol and fatty acids fats
lipids that contain phosphorous phospholipids
compound consisting of a chain of carbon atoms with an acid group at one end fatty acids
contains only single bonds between carbons, contains maximum number of hydrogen saturated fats
contains one double bond between carbons unsaturated fat
contains more than one double bond between carbons polyunsaturated fat
amine, sulfate, phosphate, carboxylic acid, and hydroxyl (alcohol) functional groups
amine formula- NH2; used to make- protein
sulfate formula- SO4; used to make- some proteins
phosphate formula- PO4; used to make- nucleic acids
carboxylic acid formula- COOH; used to make- lipids
hydroxyl formula- OH; used to make- carbohydrates
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