Hint
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Answer
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what property of water enables it to act as a coolant?
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high latent heat of vaporisation
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what property of water enables it to transport substances and act as a good medium for chemical reactions?
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solvent
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which property of water makes it thermally stable?
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high specific heat capacity
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what are the intermolecular forces present between water molecules?
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hydrogen bonds
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alpha and beta glucose, ribose, deoxyribose, fructose and what is the last monosaccharide?
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galactose
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in which type of glucose is the hydroxyl group on the top?
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beta
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fructose, galactose, beta & alpha glucose are all examples of what type of sugar?
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hexose
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what is the chemical formula of deoxyribose?
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C5H10O4
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what bond joins monosaccharides?
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glycosidic
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what is the name of two alpha glucose molecules bonded together?
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maltose
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what is the name of 3 or more monosaccharides bonded together?
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polysaccharide
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what property of starch and glycogen means they do not affect water potential?
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insoluble
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name the two polysaccharides that make up starch
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amylose and amylopectin/amylopectin and amylose
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amylopectin is a branched structure with 1,4 and ....... glycosidic bonds
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1,6
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which polysaccharide provide animals glucose quickly?
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glycogen
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cellulose is composed of what type monosaccharide?
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beta glucose
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cellulose chains bundle to form microfibrils, microfibrils bundle together to form...
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macrofibrils
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what is a lipid made up of?
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3 fatty acids and a glycerol
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if a lipid has 4 double bonds it can be described as....
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polyunsaturated
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what reaction turns a lipid back into its constitute molecules?
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hydrolysis
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which lipid would be more fluid? A.) polyunsaturated or B.) saturated
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A
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what bond is present between the fatty acids and glycerol?
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ester
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what role do lipids have surrounding vital organs such as the heart and kidneys?
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protection/shock absorber
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which of the following are present in an amino acid (assuming R group is hydrogen)? aldehyde , halogen, acid amide group, carbonate or carboxyl group
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carboxyl group
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what bonds form between amino acids?
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peptide
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name the two types of secondary structure that the polypeptide chain can fold into
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beta pleated sheet and alpha helix
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what is the primary structure of a protein?
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the sequence of amino acids/order of amino acids
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haemoglobin has how many polypeptide chains?
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4
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name a protein that consists of just one polypeptide chain
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pepsin
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in chromatography what is defined as where the molecules can move?
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mobile phase
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what is chromatography used to separate a mixture based on?
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solubility
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