Question 1

Cellulose is

Accepted Answer

A)  a linear copolymer of glucose and galactose.
B)  a branched polymer of glucose.
C)  a linear polymer of glucose with β(1 →	o→ 4) linkages.
D)  a linear polymer of glucose with α(1 →	o→ 4) linkages.
E)  sometimes called starch. F) B) and E)
G) C) and D)

Question 2

N-linked oligosaccharides can be covalently linked to proteins at which amino acid?

Accepted Answer

A)  Gly
B)  Ser
C)  Glu
D)  Tyr
E)  AsnF) A) and B)
G) A) and C)

Question 3

The picture below shows a Fischer projection of D-glucose.  
a.Is glucose and aldose or a ketose?
b.What is the name of the molecule that is formed upon oxidation of the aldehyde to a carboxyl group?
c.Draw a Fischer projection of D-galactose,which is an epimer of glucose with respect to the C4 position.
d.Draw a Haworth projection of $\beta$-D-glucopyranose.
e.What is the name of the linear polymer in which glucopyranose residues are linked to each other through $\beta$(1→4)glycosidic bonds.

Accepted Answer

a.aldose
b.D-gluconi...

Question 4

The figure below shows structures of several types of sugars.Which one is an aldonic acid?

Accepted Answer

A)   
B)    
C)    
D)   
E)  F) C) and E)
G) A) and D)

Question 5

Matching

-The disaccharide commonly found in dairy products is ______.

Accepted Answer

A)   eight
B)   deoxy
C)   peptidoglycan
D)   axial
E)   anomersF)  twoG)  lactoseH)  glyceraldehydeI)  amylopectinJ)  epimersK)  sixteenL)  glycogenM)  equatorialN)  chitinO)  hyaluronic acidP)  amyloseQ) A) and E)
R) D) and P)

Question 6

Matching

-______ is a heteropolymer composed of D-glucoronate and N-acetyl-D-glucosamine that acts as shock absorber and lubricant.

Accepted Answer

A)   eight
B)   deoxy
C)   peptidoglycan
D)   axial
E)   anomersF)  twoG)  lactoseH)  glyceraldehydeI)  amylopectinJ)  epimersK)  sixteenL)  glycogenM)  equatorialN)  chitinO)  hyaluronic acidP)  amyloseQ) B) and P)
R) E) and M)

Exam 8: Carbohydrates

N-linked oligosaccharides can be covalently linked to proteins at which amino acid?

Correct Answer
verified

Correct Answer
verified
a.aldose
b.D-gluconi...
View Answer

Matching -The disaccharide commonly found in dairy products is ______.

Correct Answer
verified

Matching -______ is a heteropolymer composed of D-glucoronate and N-acetyl-D-glucosamine that acts as shock absorber and lubricant.

Correct Answer
verified

Cellulose is

Correct Answer
verified

The figure below shows structures of several types of sugars.Which one is an aldonic acid?

Correct Answer
verified

Exam 8: Carbohydrates

N-linked oligosaccharides can be covalently linked to proteins at which amino acid?

Correct AnswerverifiedShow Answer

Correct Answerverifieda.aldoseb.D-gluconi...View AnswerShow Answer

Matching -The disaccharide commonly found in dairy products is ______.

Correct AnswerverifiedShow Answer

Matching -______ is a heteropolymer composed of D-glucoronate and N-acetyl-D-glucosamine that acts as shock absorber and lubricant.

Correct AnswerverifiedShow Answer

Cellulose is

Correct AnswerverifiedShow Answer

The figure below shows structures of several types of sugars.Which one is an aldonic acid?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified
a.aldose
b.D-gluconi...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified