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Biological Molecules (all together) Flashcards

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833942090monosaccharideA simple sugar that is the basic subunit of a carbohydrate: one sugar0
833942091disaccharideTwo monosaccharides joined by condensation reaction1
833942092glycosidic linkA covalent bond formed between two monosaccharides2
833942093condensation reactionA reaction in which two molecules become covalently bonded to each other through the loss of a water3
833942094hydrolysisBreaking down complex molecules by the chemical addition of water4
833942095hexose6 carbon sugar5
833942096pentose5 carbon sugar6
833942097alpha glucoseglucose where on C1 H on top, OH on bottom7
833942098beta glucoseglucose where on C1 OH on top, H on bottom8
833942099triose3 carbon sugar9
833942100amino acidBuilding blocks of protein (monomer)10
833942101amine groupthe nitrogen-containing portion of an amino acid -NH211
833942102carboxyl groupA functional group present in organic acids and consisting of a single carbon atom double-bonded to an oxygen atom and also bonded to a hydroxyl group -COOH12
833942103R groupAmino acid side chain- different for each amino acid13
833942104peptide bondThe chemical bond that forms between the carboxyl group of one amino acid and the amino group of another amino acid14
833942105dipeptideTwo amino acids bonded together15
833942106condensation reactionA reaction in which two molecules become covalently bonded to each other through the loss of a water16
833942107hydrolysisBreaking down molecules by the chemical addition of water17
833942108primary structureThe specific sequence of amino acids making up a polypeptide chain.18
833942109secondary structurelevel of protein structure consisting of beta pleated sheets and alpha helices19
833942110tertiary structure3D shape of single polypeptide using hydrogen bonding, ioning bonding and disulphide bridges20
833942111quaternary structureThe shape resulting from the association of two or more polypeptide subunits.21
833942112monosaccharideA simple sugar that is the basic subunit of a carbohydrate: one sugar22
833942113disaccharideTwo monosaccharides joined by condensation reaction23
833942114glycosidic linkA covalent bond formed between two monosaccharides24
833942115condensation reactionA reaction in which two molecules become covalently bonded to each other through the loss of a water25
833942116hydrolysisBreaking down complex molecules by the chemical addition of water26
833942117hexose6 carbon sugar27
833942118pentose5 carbon sugar28
833942119alpha glucoseglucose where on C1 H on top, OH on bottom29
833942120beta glucoseglucose where on C1 OH on top, H on bottom30
833942121triose3 carbon sugar31
833942123LipidEnergy-rich organic compounds, such as fats, oils, and waxes, that are made of carbon, hydrogen, and oxygen.32
833942124triglyceridelipid made of one glycerol with three attached fatty acids33
833942152cholesterolA steroid that forms an essential component of animal cell membranes34
833942153phospholipidA molecule that is a constituent of the inner bilayer of biological membranes, having a polar, hydrophilic head and a nonpolar, hydrophobic tail.35
833942154glycerolA three-carbon alcohol to which fatty acids are covalently bonded to make fats and oils. A small molecule that forms the head region of a triglyceride fat molecule36
833942155ester bondThe bond formed when fatty acid molecules are joined to glycerol molecules in condensation reactions.37
833942157fatty acidA long carbon skeleton, with usually 16-18 carbons, at the end has a carboxyl group attached to a hydrocarbon38
833942158saturatedFats with the maximum number of hydrogens.39
833942159unsaturatedFat with less than the maximum number of hydrogens in one or more of its fatty acid chains40
833942160monounsaturatedA fatty acid whose molecular structure includes only one double carbon bond.41
833942161polyunsaturatedA fatty acid whose molecular structure includes two or more double carbon bonds.42
833942376condensation reactionjoining of two molecules with the removal of water43
833942377hydrolysisbreaking of bond between two molecules with the addition of water44
833942379hydrophillicwater loving45
833942381hydrophobicwater fearing46
833942382amino acidBuilding blocks of protein (monomer)47
833942383amine groupthe nitrogen-containing portion of an amino acid -NH248
833942384carboxyl groupA functional group present in organic acids and consisting of a single carbon atom double-bonded to an oxygen atom and also bonded to a hydroxyl group -COOH49
833942385R groupAmino acid side chain- different for each amino acid50
833942386peptide bondThe chemical bond that forms between the carboxyl group of one amino acid and the amino group of another amino acid51
833942387dipeptideTwo amino acids bonded together52
833942388condensation reactionA reaction in which two molecules become covalently bonded to each other through the loss of a water53
833942389hydrolysisBreaking down molecules by the chemical addition of water54
833942390primary structureThe specific sequence of amino acids making up a polypeptide chain.55
833942391secondary structurelevel of protein structure consisting of beta pleated sheets and alpha helices56
833942393tertiary structure3D shape of single polypeptide using hydrogen bonding, ioning bonding and disulphide bridges57
833942394quaternary structureThe shape resulting from the association of two or more polypeptide subunits.58
833942395amino acidBuilding blocks of protein (monomer)59
833942464amine groupthe nitrogen-containing portion of an amino acid -NH260
833942465carboxyl groupA functional group present in organic acids and consisting of a single carbon atom double-bonded to an oxygen atom and also bonded to a hydroxyl group -COOH61
833942466R groupAmino acid side chain- different for each amino acid62
833942469peptide bondThe chemical bond that forms between the carboxyl group of one amino acid and the amino group of another amino acid63
833942470dipeptideTwo amino acids bonded together64
833942471condensation reactionA reaction in which two molecules become covalently bonded to each other through the loss of a water65
833942472hydrolysisBreaking down molecules by the chemical addition of water66
833942473primary structureThe specific sequence of amino acids making up a polypeptide chain.67
833943023secondary structurelevel of protein structure consisting of beta pleated sheets and alpha helices68
833943024tertiary structure3D shape of single polypeptide using hydrogen bonding, ioning bonding and disulphide bridges69
833943025quaternary structureThe shape resulting from the association of two or more polypeptide subunits.70
833943026HaemoglobinTransport protein - quaternary structure with central haem group in each chain - oxygen transport71
833943027CollagenA protein fiber with a unique triple-helix that gives it great strength. Tissues with a lot of this are typically very strong, e.g. bone, tendons and ligaments72
833943028EnzymeA type of protein that speeds up a chemical reaction in a living thing73
833943029Globular ProteinThese proteins are small spheres with little to no water inside. They have hydrophobic amino acids in the inside and hydrophilic R groups on the outside.74
833943030Fibrous Protein(Structural proteins) Insoluble in water; chief building materials of the body; usually used to construct connective tissues, tendons, bone matrix and muscle fiber.75
833943031GlycogenA polysaccharide found in animal cells, formed from bonding of many glucose molecules, found in liver cells, used as a glucose/energystorage76
833943032CelluloseA carbohydrate polymer of beta glucose that forms plant cell walls77
833943033AmylosePart of a starch molecule, consisting of many thousands of glucose monosaccharides bonded together78
833943034AmylopectinPart of a starch molecule where the glucose chains are branched. (1-6 glycosidic links)79
833943035Glycosidic bondCovalent bond formed when carbohydrate molecules are joined together in a condensation reaction80
833943036Glucose6 carbon monosaccharide sugar: two forms, alpha and beta81
833943037MonosaccharideA single sugar molecule such as glucose or fructose82
833943047DisaccharideMolecule that is two monosaccharides joined together by glycosidic links83
833943129PolysaccharideMolecule that is many monosaccharides joined together by glycosidic links84
8339432791-6 glycosidic bond/linkbond between carbons one and six on two glucose molecules (branching)85
8339432801-4 glycosidic bond/linkbond between carbons one and four on two glucose molecules (linear)86

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