FST100A MT1 Short Answer F08 Key Dungan

FST100A MT1 Short Answer F08 Key Dungan - process by which...

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This is the beginning of the SHORT ANSWER section of the examination. (6 pts.) The first question pertains to the reaction below: (1 pt.) What is the reactant on the left (molecule A) called? an eneaminol (3 pts.) Show the resonance structure that results when reactant A loses a proton: HC C O H C H HO C H HO C OH H CH 2 OH H N R HC C O H C H HO C H HO C OH H CH 2 OH H N R (1 pt.) What is this reaction called? Amadori rearrangement (1 pt.) What is the product on the right (molecule B) called? Amadori compound B A C C C C HC H H OH OH HO HO H CH 2 OH NR H C C C C H 2 C H H OH O HO HO H CH 2 OH NR H
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FST 100A Midterm 1; October 22, 2008 Page 2 (4 pts.) Discuss how monosaccharides and/or disaccharides are transformed during the
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Unformatted text preview: process by which bees convert nectar into honey. Be specific as to the reactions involved. Nectar is consists of a sucrose solution. The enzymes and acids in the bee digestive sacs break down this sucrose into a 50:50 mixture of glucose and fructose , also called invert sugar . This reaction is called an inversion reaction, which is a particular example of hydrolysis . Finally, enzymes are used to carry out an isomerization reaction, which converts some of the glucose into extra fructose ....
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This note was uploaded on 10/22/2010 for the course FST 100A taught by Professor Dungan during the Fall '08 term at UC Davis.

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FST100A MT1 Short Answer F08 Key Dungan - process by which...

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