Question 1

Glycoforms refers to:

Accepted Answer

A)  a single protein type that can have forms that vary in glycosylation. 
B)  glycoproteins from the same gene family. 
C)  a common core of sugars that can be found on many different proteins. 
D)  All of the above. 
E)  None of the above. 
A)  a single protein type that can have forms that vary in glycosylation. 
B)  glycoproteins from the same gene family. 
C)  a common core of sugars that can be found on many different proteins. 
D)  All of the above. 
E)  None of the above. A

Question 2

How do some viruses gain entry into specific cells?

Accepted Answer

A)  by attaching to ion channels 
B)  by cleaving the glycosidic bonds and altering protein shapes 
C)  by binding to glycoproteins on the cell surface that are unique to specific cells 
D)  All of the above. 
E)  None of the above. 
A)  by attaching to ion channels 
B)  by cleaving the glycosidic bonds and altering protein shapes 
C)  by binding to glycoproteins on the cell surface that are unique to specific cells 
D)  All of the above. 
E)  None of the above. C

Question 3

What is the advantage of having different blood types within a species?

Accepted Answer

Variations are protective because differences may be critical to protection against disease and infection. A microorganism that gains advantage over a host by mimicking and/or using specific antigens will not survive in host members that have differing antigens.

Question 4

An aldehyde and alcohol can react to form a:

Accepted Answer

A)  hemiaketal. 
B)  hemiketal. 
C)  hemiacetal. 
D)  All of the above. 
E)  None of the above. 
A)  hemiaketal. 
B)  hemiketal. 
C)  hemiacetal. 
D)  All of the above. 
E)  None of the above.

Question 5

Repeating units in ____________ have a least one negatively charged carbolylate or sulfate group.

Accepted Answer

The answer of Repeating units in ____________ have a least...

Question 6

Which enzyme digests amylopectin?

Accepted Answer

A)  ɑ-amylase. 
B)  amylose. 
C)  cellulose. 
D)  All of the above. 
E)  None of the above. 
A)  ɑ-amylase. 
B)  amylose. 
C)  cellulose. 
D)  All of the above. 
E)  None of the above.

Question 7

A _______________ is formed when two monosaccharides are linked together via a glycosidic bond.

Accepted Answer

The answer of A _______________ is formed when two monosaccharides...

Question 8

Selectins are proteins that:

Accepted Answer

A)  selectively bind proteins destined for lysozomes. 
B)  aid in the selection of proteins bound for the Golgi complex. 
C)  bind immune-system cells as part of the inflammatory response. 
D)  All of the above. 
E)  None of the above. 
A)  selectively bind proteins destined for lysozomes. 
B)  aid in the selection of proteins bound for the Golgi complex. 
C)  bind immune-system cells as part of the inflammatory response. 
D)  All of the above. 
E)  None of the above.

Question 9

Glycoproteins are normally:

Accepted Answer

A)  found on membranes. 
B)  secreted as extracellular proteins. 
C)  found inside organelles. 
D)  A and B. 
E)  All of the above. 
A)  found on membranes. 
B)  secreted as extracellular proteins. 
C)  found inside organelles. 
D)  A and B. 
E)  All of the above.

Question 10

A _______________ is a stereoisomer that is not a mirror image.

Accepted Answer

The answer of A _______________ is a stereoisomer that is...

Question 11

List some of the reasons carbohydrates are considered important molecules.

Accepted Answer

Carbohydrates serve several important fu

Question 12

A _______________ is a five-membered ring formed from a monosaccharide.

Accepted Answer

The answer of A _______________ is a five-membered ring formed...

Question 13

Choose the correct answer from the list below. Not all of the answers will be used.
-____________ are proteins that bind to specific carbohydrate structures.

Accepted Answer

A) Fehling's 
B) enantiomers 
C) UDP 
D) glycogen 
E) monosaccharides
F)cellulose
G)lectins
H)heparin
I)axial
J)glycoproteins
K)epimers
L)glycosyltransferases 
A) Fehling's 
B) enantiomers 
C) UDP 
D) glycogen 
E) monosaccharides
F)cellulose
G)lectins
H)heparin
I)axial
J)glycoproteins
K)epimers
L)glycosyltransferases

Question 14

How is the D or L configuration determined?

Accepted Answer

The D or L designation is dete

Question 15

Choose the correct answer from the list below. Not all of the answers will be used.
-The most abundant organic molecule in the biosphere is ____________.

Accepted Answer

A) Fehling's 
B) enantiomers 
C) UDP 
D) glycogen 
E) monosaccharides
F)cellulose
G)lectins
H)heparin
I)axial
J)glycoproteins
K)epimers
L)glycosyltransferases 
A) Fehling's 
B) enantiomers 
C) UDP 
D) glycogen 
E) monosaccharides
F)cellulose
G)lectins
H)heparin
I)axial
J)glycoproteins
K)epimers
L)glycosyltransferases

Question 16

Choose the correct answer from the list below. Not all of the answers will be used.
-____________ is a test solution used to identify reducing and nonreducing sugars.

Accepted Answer

A) Fehling's 
B) enantiomers 
C) UDP 
D) glycogen 
E) monosaccharides
F)cellulose
G)lectins
H)heparin
I)axial
J)glycoproteins
K)epimers
L)glycosyltransferases 
A) Fehling's 
B) enantiomers 
C) UDP 
D) glycogen 
E) monosaccharides
F)cellulose
G)lectins
H)heparin
I)axial
J)glycoproteins
K)epimers
L)glycosyltransferases

Question 17

_______________ is a galactose joined to a glucose by a β-1,4 glycosidic bond.

Accepted Answer

The answer of _______________ is a galactose joined to a...

Question 18

Maltose is composed of two molecules of glucose linked together by a(n) ____________ glycosidic bond.

Accepted Answer

The answer of Maltose is composed of two molecules of...

Question 19

What are some of the defining characteristics of mucins?

Accepted Answer

The protein portion of the muc

Question 20

To which amino acid residues in glycoproteins are the sugars commonly linked?

Accepted Answer

A)  tyrosine and asparagine 
B)  serine, threonine, and asparagine 
C)  serine, tyrosine, and asparagine 
D)  serine and threonine 
E)  A and D 
A)  tyrosine and asparagine 
B)  serine, threonine, and asparagine 
C)  serine, tyrosine, and asparagine 
D)  serine and threonine 
E)  A and D

Exam 10: Carbohydrates

Glycoforms refers to:

How do some viruses gain entry into specific cells?

What is the advantage of having different blood types within a species?

An aldehyde and alcohol can react to form a:

Repeating units in ____________ have a least one negatively charged carbolylate or sulfate group.

Which enzyme digests amylopectin?

A _______________ is formed when two monosaccharides are linked together via a glycosidic bond.

Selectins are proteins that:

Glycoproteins are normally:

A _______________ is a stereoisomer that is not a mirror image.

List some of the reasons carbohydrates are considered important molecules.

A _______________ is a five-membered ring formed from a monosaccharide.

Choose the correct answer from the list below. Not all of the answers will be used. -____________ are proteins that bind to specific carbohydrate structures.

How is the D or L configuration determined?

Choose the correct answer from the list below. Not all of the answers will be used. -The most abundant organic molecule in the biosphere is ____________.

Choose the correct answer from the list below. Not all of the answers will be used. -____________ is a test solution used to identify reducing and nonreducing sugars.

_______________ is a galactose joined to a glucose by a β-1,4 glycosidic bond.

Maltose is composed of two molecules of glucose linked together by a(n) ____________ glycosidic bond.

What are some of the defining characteristics of mucins?

To which amino acid residues in glycoproteins are the sugars commonly linked?

Biochemistry and the Unity of Life

Water, Weak Bonds, and the Generation of Order Out of Chaos

Amino Acids

Protein Three-Dimensional Structure

Techniques in Protein Biochemistry

Basic Concepts of Enzyme Action

Kinetics and Regulation

Mechanisms and Inhibitors

Hemoglobin: an Allosteric Protein

Lipids

Membrane Structure and Function

Signal Transduction Pathways

Digestion: Turning a Meal Into Cellular Biochemicals

Metabolism: Basic Concepts and Design

Glycolysis

Gluconeogenesis

Preparation for the Cycle

Harvesting Electrons From the Cycle

The Electron Transport Chain

The Proton-Motive Force

The Light Reactions

The Calvin Cycle

Glycogen Degradation

Glycogen Synthesis

The Pentose Phosphate Pathway

Fatty Acid Degredation

Fatty Acid Synthesis

Lipid Synthesis

Amino Acid Degradation and the Urea Cycle

Amino Acids Synthesis

Nucleotide Metabolism

The Structure of Informational Macromolecules: Dna and Rna

DNA Replication

DNA Repair and Recombination

RNA Synthesis and Regulation in Prokaryotes

Gene Expression in Eukaryotes

RNA Processing in Eukaryotes

The Genetic Code

The Mechanism of Protein Synthesis

Recombinant DNA Techniques

Filters