Epimers Study guides, Class notes & Summaries
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Chem 210 Module 4 Exam (2023/2024) Newest Questions and Answers (Verified Answers)
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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 confirmation 
about one carbon atom 
-D.) alpha-D-glucose and bet
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PORTAGE LEARNING M4: M4 PROBLEM SET BIOCHEMISTRY
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M4: Problem Set 
Due No due date Points 5 Questions 16 Time Limit None 
Attempt History 
Attempt Time Score 
LATEST Attempt 1 30 minutes 5 out of 5 
Score for this quiz: 5 out of 5 
Submitted Apr 20 at 12:08am 
This attempt took 30 minutes. 
Question 1 0 / 0 pts 
Your Answer: 
Is the following molecule an aldose or ketose? Briefly explain. 
There is a C=O on the third carbon from the top, making this molecule a 
ketose. 
PORTAGE LEARNING M4: M4 PROBLEM SET BIOCHEMISTRY 
ketose. There is a C=O on...
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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
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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...
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Biological and Biochemical Foundations of Living Systems || with 100% Error-free Answers.
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Phosphatase correct answers This myosin-actin interaction forms the basis of the cross-bridge cycle (CBC), which causes muscle contraction, as in skeletal -bridge cycling (CBC) requires phosphorylation of the myosin light chain (LC20). 
 
A .............. is an enzyme that removes a phosphate group from its substrate 
 
composed of actin and are dynamic 
and are lengthen by polymerization or shortened by depolarization correct answers microfilaments are 
 
provide strucule support for the cell ...
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MCBM 1- Carbohydrates Questions with Complete Solutions
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How are monosaccharides classified? What are the 3 sugars of interest? What kind of monosaccharides are they? Correct Answer-They are classified by their number of C atoms. 
 
*Glucose, Fructose, and Galactose* are the most important monosaccharides. 
 
They are hexoses 
 
What is an epimer? Describe the epimer relationship between galactose, glucose, and mannose. Correct Answer-2 molecules with a different configuration around a single asymmetric carbon atom. 
 
Galactose and mannose are not e...
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MCB 354 EXAM 3 WITH GUARANTEED ACCURATE ANSWERS |VERIFIED
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What are the linear polysaccharides? - ACCURATE ANSWERS amylose, cellulose 
 
What are the branched polysaccharides? - ACCURATE ANSWERS glycogen and starch 
 
How do you calculate the amount of stereoisomers in a sugar? - ACCURATE ANSWERS n chiral centers= 2^n stereoisomers 
 
What denotes a D sugar from an L sugar in the linear conformation? - ACCURATE ANSWERS D: last OH group on right 
L: last OH group on left 
 
What are epimers? - ACCURATE ANSWERS stereoisomers that differ only in configurat...
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Chem 210 Module 4 Exam (2023/2024) Newest Questions and Answers (Verified Answers)
- Exam (elaborations) • 13 pages • 2023
- Available in package deal
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- $11.00
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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 confirmation 
about one carbon atom 
-D.) alpha-D-glucose and bet
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BCH 3023C Exam 2 Questions and Correct Answers
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Primary function of carbohydrates 
Answer- Fuel for body - energy and biosynthesis 
Classification of carbohydrates 
Answer- - aldoses vs ketoses 
- number of carbons (ex: triose = 3 carbons) 
Constitutional isomers 
Answer- same molecular formula, different connectivity 
Stereoisomers 
Answer- Compounds with the same structural formula but with a different 
arrangement of the atoms in space. 
Enantiomers 
Answer- mirror images of each other 
Distereomers 
Answer- stereoisomers that are not mir...
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Portage Learning Chem 210 Biochem Module 4 Exam Questions & Answers with rationales
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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...
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BCHM 307 QUIZ 3 EXAM QUESTIONS WITH REVISED ANSWERS ALL UPDATED
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BCHM 307 QUIZ 3 EXAM QUESTIONS WITH REVISED ANSWERS ALL UPDATED 
Glucose and galactose are _____ of each other. - Answer-epimers 
 
The transformation of a monosaccharide into its _____ occurs easily and does not require the assistance of a catalyst. - Answer-anomer 
 
What is the only monosaccharide that is achiral? - Answer-dihydroxyacetone 
 
Which of the following are characteristic of cellulose? - Answer--unbranched polymer 
-highly extended fibers 
-beta(1→4) glycosidic bonds 
-extensiv...
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