BCH210 – Final || errorless solutions 100%.

BCH210 – Final || errorless solutions 100%.

Lectins correct answers proteins that are able to bind to sugars


Monosaccharide Formula correct answers (CH2O)n


Possible # of Linear Stereoisomers correct answers 2^x (x = # of chiral carbons)


Nucleophilic Attack correct answers electron rich species (nucleophile) attacks electron-deficient
species (electrophile)


Furan correct answers 5 membered ring


Pyran correct answers 6 membered ring


Hemiacetal correct answers aldehyde + alcohol (aldehyde derivative)


Hemiketal correct answers ketone + alcohol (ketone derivative)


Anomeric Carbons correct answers a carbon in a sugar that is an aldehyde or ketone in the open-
chain form and becomes a stereocenter in the cyclic form


Mutarotation correct answers the optical rotation of light resulting from a change at the anomeric
carbon


Isomer correct answers same molecular formula, different structure


Constitutional Isomer correct answers different order of functional group bonding

, Stereoisomer correct answers same structural formula, atoms arranged differently in space


Enantiomer correct answers non-superimposable mirror images


Diastereomer correct answers not mirror images


Epimer correct answers different at one asymmetric carbon


Anomer correct answers cyclic isomers that only differ in the position of the new hydroxyl


Monosaccharide correct answers 1 sugar


Disaccharide correct answers 2 sugars


Oligosaccharides correct answers 3 to 20 sugars


Polysaccharides correct answers up to 1000s of sugars


N-linked glycosylation correct answers asparagine


O-linked glycosylation correct answers serine/threonine


Homodisaccharide correct answers identical monosaccharides


Heterodisaccharide correct answers different monosaccharides