Biochemistry ACS Final Exam with 100% Correct Answers

Biochemistry ACS Final Exam with 100% Correct Answers What is the D configuration of a sugar in a Fisher projection? - answerchyrol carbon furthest from the carboxyl group hydroxyl on right What is the L configuration of a sugar in a Fisher projection? - answerhydroxyl on left What is the difference between glycogen and amylopectin? - answerglycogen- has branches about every 10 residues (more highly branched) amylopectin- has branches about every 25 What is amylose made up of? - answerglucose What makes up starch? - answeramylose amlyopectin What is a glycosidic bond? - answerlinks two monosaccharides together at points 1 and 4 What is the difference between an alpha(1-4) and beta(1-4) linkage? - answeralpha: when the oxygen is pointed down in a glycosidic bond beta: when the oxygen is pointed up in a glycosidic bond What is the definition of a carbohydrate? - answerall have hydroxyl and carbonyl functional groups Difference between aldose and ketose - answeraldose has an aldohyde ketose has a ketone What makes up sucrose? - answerfructose and glucose monosaccharides