Ketose Guides d'étude, Notes de cours & Résumés

which of the following monosaccharides is not an aldose? a. erythrose b. dihydroxyacetone c. glucose d. glyceraldehyde e. ribose correct answer: b. dihydroxyacetone when two monosaccharides are epimers: a. they differ only in the configuration about the penultimate carbon b. one is an aldose, the other a ketose c. they differ only in the configuration about one carbon atom d. they form o-glycosidic bonds e. they are oligosaccharides correct answer: c. they differ only in the ...

Which of the following monosaccharides is not an aldose? Erythrose Dihydroxyacetone Glucose Glyeraldehyde Ribose correct answer: Dihydroxyacetone When two monosaccharides are epimer: They differ only in the configuration about the penultimate carbon One is an aldose, the other is a ketose They differ only in the configuration about one carbon atom They form O-glyosidic bonds They are oligosaccharides correct answer: They differ only in the configuration about one carbon atom ...

Biochem Module 4 Exam 1. which of the following monosaccharides is not an aldose? a. erythrose b. dihydroxyacetone c. glucose d. glyceraldehyde e. ribose b. dihydroxyacetone 2. when two monosaccharides are epimers: a. they differ only in the configuration about the penultimate carbon b. one is an aldose, the other a ketose c. they differ only in the configuration about one carbon atom d. they form o-glycosidic bonds e. they are oligosaccharides c. they differ only in the configur...

Biochemistry ACS Final Exam What is the D configuration of a sugar in a Fisher projection? - chyrol carbon furthest from the carboxyl group hydroxyl on right What is the L configuration of a sugar in a Fisher projection? - hydroxyl on left What is the difference between glycogen and amylopectin? - glycogen- has branches about every 10 residues (more highly branched) amylopectin- has branches about every 25 What is amylose made up of? - glucose What makes up starch? - amylose...

PORTAGE LEARNING CHEM 210 - MODULE 4 EXAM.Which of the following monosaccharides is a ketose? Dihydroxyacetone Galactose Glucose Glyceraldehyde Idose Dihydroxyacetone When two carbohydrates are epimers: One is a pyranose, the other a furanose One is an aldose, the other a ketose They differ in length by one carbon They differ only in the configuration about one carbon atom They react differently with iodine THEY DIFFER ONLY IN THE CONFIGURATION ABOUT ONE CARBON ATOM Which pair is anomeric...

Biochem Module 4 Exam Questions With Verified Solutions Which of the following monosaccharides is not an aldose? a. erythrose b. dihydroxyacetone c. glucose d. glyceraldehyde e. ribose - ANS b. dihydroxyacetone when two monosaccharides are epimers: a. they differ only in the configuration about the penultimate carbon b. one is an aldose, the other a ketose c. they differ only in the configuration about one carbon atom d. they form o-glycosidic bonds e. they are oligosacc...

To possess optical activity, a compound must be: A) a carbohydrate. B) a hexose. C) asymmetric. D) colored. E) D-glucose. - C) asymmetric. Which of the following monosaccharides is not an aldose? A) erythrose B) fructose C) glucose D) glyceraldehyde E) ribose - B) fructose The reference compound for naming D and L isomers of sugars is: A) fructose. B) glucose. C) glyceraldehyde. D) ribose. E) sucrose. - C) glyceraldehyde. When two carbohydrates are epimers: A) one is a pyranos...

Cell Biology Macromolecules Questions and Answers Already Passed What are the four main macromolecules? Lipids, Proteins, Carbohydrates, and Nucleic Acids What three of the four main macromolecules are made from monomers? Proteins, Carbohydrates, and Nucleic Acids What is a dehydration reaction? It is when a water molecule is taken away, in order to form a new bond (synthesizing a polymer). What is hydrolysis? It is when a water molecule is added, in order to break a bond (breaking down a pol...

Which of the following monosaccharides is not an aldose? a. erythrose b. dihydroxyacetone c. glucose d. glyceraldehyde e. ribose - ANSWER-b. dihydroxyacetone when two monosaccharides are epimers: a. they differ only in the configuration about the penultimate carbon b. one is an aldose, the other a ketose c. they differ only in the configuration about one carbon atom d. they form o-glycosidic bonds e. they are oligosaccharides - ANSWER-c. they differ only in the configuration about on...

Carbohydrate correct answers Polyhydroxy aldehyde, ketone, or a compound that produces such substances upon hydrolysis Chiral Centre correct answers -C atom attached to 4 different groups (tetrahedral geometry) -A molecule with a chiral centre is said to be "chiral Enantiomers correct answers -Stereoisomers that are not superimposable mirror images of each other -The configurations at all chiral centres are exactly opposite -All chemical and physical properties are the same -Differ in...