Question 1

The water-soluble B and C vitamins supply

Accepted Answer

A) essential amino acids. 
B) substrates necessary for most of the reactions in the body. 
C) essential fatty acids. 
D) coenzymes required by some enzymes. 
E) competitive inhibitors needed to regulate enzyme activity. 
A) essential amino acids. 
B) substrates necessary for most of the reactions in the body. 
C) essential fatty acids. 
D) coenzymes required by some enzymes. 
E) competitive inhibitors needed to regulate enzyme activity.

Question 2

An enzyme that removes H from a substrate is classified as a(n) ________.

Accepted Answer

A) oxidoreductase 
B) transferase 
C) hydrolase 
D) lyase 
E) isomerase 
A) oxidoreductase 
B) transferase 
C) hydrolase 
D) lyase 
E) isomerase

Question 3

Alanine transaminase is an example of a transferase enzyme.

Accepted Answer

A) True 
 B)False

Question 4

The hydrolysis of ester bonds in triglycerides is catalyzed by a(n)

Accepted Answer

A) lipase. 
B) lyase. 
C) isomerase. 
D) hydrolase. 
E) oxidoreductase. 
A) lipase. 
B) lyase. 
C) isomerase. 
D) hydrolase. 
E) oxidoreductase.

Question 5

Substances that react under the influence of an enzyme are usually held to the enzyme by

Accepted Answer

A) peptide bonds. 
B) side chains of amino acids in the enzyme protein. 
C) ester bonds. 
D) pH changes. 
E) competitive inhibition. 
A) peptide bonds. 
B) side chains of amino acids in the enzyme protein. 
C) ester bonds. 
D) pH changes. 
E) competitive inhibition.

Question 6

Urease catalyzes only the hydrolysis of urea, and no other substrates. This limited activity is called

Accepted Answer

A) absolute specificity. 
B) extreme specificity. 
C) rigid specificity. 
D) noncompetitive specificity. 
E) hyperspecificity. 
A) absolute specificity. 
B) extreme specificity. 
C) rigid specificity. 
D) noncompetitive specificity. 
E) hyperspecificity.

Question 7

The names of many enzymes can be recognized by the suffix ________.

Accepted Answer

A) -ate 
B) -ite 
C) -ose 
D) -ine 
E) -ase 
A) -ate 
B) -ite 
C) -ose 
D) -ine 
E) -ase

The water-soluble B and C vitamins supply

An enzyme that removes H from a substrate is classified as a(n) ________.

Alanine transaminase is an example of a transferase enzyme.

The hydrolysis of ester bonds in triglycerides is catalyzed by a(n)

Substances that react under the influence of an enzyme are usually held to the enzyme by

Urease catalyzes only the hydrolysis of urea, and no other substrates. This limited activity is called

The names of many enzymes can be recognized by the suffix ________.

Chemistry in Our Lives

Chemistry and Measurements

Energy and Matter

Atoms

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Reactions and Quantities

Gases

Solutions

Reaction Rates and Chemical Equilibrium

Acids and Bases

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Phenols, Thiols, and Ethers

Aldehydes, Ketones, and Chiral Molecules

Carbohydrates

Carboxylic Acids and Esters

Lipids

Amines and Amides

Amino Acids and Proteins

Nucleic Acids and Protein Synthesis

Metabolic Pathways for Carbohydrates

Metabolism and Energy Production

Metabolic Pathways for Lipids and Amino Acids

Filters

Exam 20: Enzymes and Vitamins

The water-soluble B and C vitamins supply

An enzyme that removes H from a substrate is classified as a(n) ________.

Alanine transaminase is an example of a transferase enzyme.

The hydrolysis of ester bonds in triglycerides is catalyzed by a(n)

Substances that react under the influence of an enzyme are usually held to the enzyme by

Urease catalyzes only the hydrolysis of urea, and no other substrates. This limited activity is called

The names of many enzymes can be recognized by the suffix ________.

Chemistry in Our Lives

Chemistry and Measurements

Energy and Matter

Atoms

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Reactions and Quantities

Gases

Solutions

Reaction Rates and Chemical Equilibrium

Acids and Bases

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Phenols, Thiols, and Ethers

Aldehydes, Ketones, and Chiral Molecules

Carbohydrates

Carboxylic Acids and Esters

Lipids

Amines and Amides

Amino Acids and Proteins

Nucleic Acids and Protein Synthesis

Metabolic Pathways for Carbohydrates

Metabolism and Energy Production

Metabolic Pathways for Lipids and Amino Acids

Filters