Question 1

A pleated sheet structure is an example of ____ protein structure.

Accepted Answer

A) primary 
B) secondary 
C) tertiary 
D) quaternary 
A) primary 
B) secondary 
C) tertiary 
D) quaternary

Question 2

What type of interaction forms when two side chains containing an amino group and a carboxyl group are in close proximity?

Accepted Answer

A) disulfide bridge 
B) salt bridge 
C) hydrogen bond 
D) hydrophobic interactions 
A) disulfide bridge 
B) salt bridge 
C) hydrogen bond 
D) hydrophobic interactions

Question 3

A disulfide bridge within a protein molecule is different from the hydrogen bonding within the molecule because the disulfide bridge is a stronger bond than the hydrogen bond.

Accepted Answer

A) True 
 B)False

Question 4

The following peptide could be named as _____ .

Accepted Answer

A) valinylphenylalanyl 
B) alanylphenylvaline 
C) glycylphenylleucine 
D) glycylphenylalanine 
A) valinylphenylalanyl 
B) alanylphenylvaline 
C) glycylphenylleucine 
D) glycylphenylalanine

Question 5

The reaction of amino acids to form peptides involves which pair of functional groups?

Accepted Answer

A) two amino groups 
B) two carboxyl groups 
C) an amino and a carboxyl group 
D) a carboxyl and an alcohol group 
A) two amino groups 
B) two carboxyl groups 
C) an amino and a carboxyl group 
D) a carboxyl and an alcohol group

Question 6

The quaternary structure of hemoglobin contains two subunits.

Accepted Answer

A) True 
 B)False

Question 7

Ferritin functions as an iron storage protein.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is not a protein?

Accepted Answer

A) enzymes 
B) antibodies 
C) collagen 
D) All these substances are proteins. 
A) enzymes 
B) antibodies 
C) collagen 
D) All these substances are proteins.

Question 9

A denatured protein

Accepted Answer

A) has undergone a process which changes the D isomer to an L isomer. 
B) has the same shape but lacks all cross links. 
C) does not have the function it previously had. 
D) is a stereoisomer of the original form.. 
A) has undergone a process which changes the D isomer to an L isomer. 
B) has the same shape but lacks all cross links. 
C) does not have the function it previously had. 
D) is a stereoisomer of the original form..

A pleated sheet structure is an example of ____ protein structure.

What type of interaction forms when two side chains containing an amino group and a carboxyl group are in close proximity?

A disulfide bridge within a protein molecule is different from the hydrogen bonding within the molecule because the disulfide bridge is a stronger bond than the hydrogen bond.

The following peptide could be named as _____ .

The reaction of amino acids to form peptides involves which pair of functional groups?

The quaternary structure of hemoglobin contains two subunits.

Ferritin functions as an iron storage protein.

Which of the following is not a protein?

A denatured protein

Matter, measurements, and Calculations

Atoms and Molecules

Electronic Structure and the Periodic Law

Forces Between Particles

Chemical Reactions

The States of Matter

Solutions and Colloids

Reaction Rates and Equilibrium

Acids, bases, and Salts

Radioactivity and Nuclear Processes

Organic Compounds: Alkanes

Unsaturated Hydrocarbons

Alcohols, phenols, and Ethers

Aldehydes and Ketones

Carboxylic Acids and Esters

Amines and Amides

Carbohydrates

Lipids

Enzymes

Nucleic Acids and Protein Synthesis

Nutrition and Energy for Life

Carbohydrate Metabolism

Lipid and Amino Acid Metabolism

Body Fluids

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Exam 19: Proteins

A pleated sheet structure is an example of ____ protein structure.

What type of interaction forms when two side chains containing an amino group and a carboxyl group are in close proximity?

A disulfide bridge within a protein molecule is different from the hydrogen bonding within the molecule because the disulfide bridge is a stronger bond than the hydrogen bond.

The following peptide could be named as _____ .

The reaction of amino acids to form peptides involves which pair of functional groups?

The quaternary structure of hemoglobin contains two subunits.

Ferritin functions as an iron storage protein.

Which of the following is not a protein?

A denatured protein

Matter, measurements, and Calculations

Atoms and Molecules

Electronic Structure and the Periodic Law

Forces Between Particles

Chemical Reactions

The States of Matter

Solutions and Colloids

Reaction Rates and Equilibrium

Acids, bases, and Salts

Radioactivity and Nuclear Processes

Organic Compounds: Alkanes

Unsaturated Hydrocarbons

Alcohols, phenols, and Ethers

Aldehydes and Ketones

Carboxylic Acids and Esters

Amines and Amides

Carbohydrates

Lipids

Enzymes

Nucleic Acids and Protein Synthesis

Nutrition and Energy for Life

Carbohydrate Metabolism

Lipid and Amino Acid Metabolism

Body Fluids

Filters