Question 1

The carbon atoms in organic compounds typically form ________ with other atoms.

Accepted Answer

A)  nonpolar covalent bonds 
B)  polar covalent bonds 
C)  ionic bonds 
D)  hydrogen bonds 
E)  either ionic or hydrogen bonds 
A)  nonpolar covalent bonds 
B)  polar covalent bonds 
C)  ionic bonds 
D)  hydrogen bonds 
E)  either ionic or hydrogen bonds

Question 2

Synthesis reactions are commonly ________ reactions.

Accepted Answer

A)  endothermic 
B)  exchange 
C)  exothermic 
D)  anabolic 
E)  hydrolytic 
A)  endothermic 
B)  exchange 
C)  exothermic 
D)  anabolic 
E)  hydrolytic

Question 3

A(n) ________ is a compound that dissolves into anions and cations in water.

Accepted Answer

A)  acid 
B)  buffer 
C)  base 
D)  salt 
E)  catalyst 
A)  acid 
B)  buffer 
C)  base 
D)  salt 
E)  catalyst

Question 4

The smallest chemical units of matter are elements.

Accepted Answer

A) True 
 B)False

Question 5

A molecule composed of carbon and hydrogen is a compound.

Accepted Answer

A) True 
 B)False

Question 6

All of the following bases are found in RNA molecules EXCEPT

Accepted Answer

A)  adenine. 
B)  thymine. 
C)  uracil. 
D)  cytosine. 
E)  guanine. 
A)  adenine. 
B)  thymine. 
C)  uracil. 
D)  cytosine. 
E)  guanine.

Question 7

Which of the following is an organic compound?

Accepted Answer

A)  adenine 
B)  carbon dioxide 
C)  molecular oxygen 
D)  sodium chloride 
E)  water 
A)  adenine 
B)  carbon dioxide 
C)  molecular oxygen 
D)  sodium chloride 
E)  water

Question 8

Which of the following is found in RNA but not DNA?

Accepted Answer

A)  adenine 
B)  cytosine 
C)  deoxyribose 
D)  guanine 
E)  uracil 
A)  adenine 
B)  cytosine 
C)  deoxyribose 
D)  guanine 
E)  uracil

Question 9

The DNA double helix is held together by (covalent/ionic/hydrogen) bonds.

Accepted Answer

The answer of The DNA double helix is held together...

Question 10

Figure 2.2 depicts the (primary/secondary/tertiary) structure of a protein.

Accepted Answer

The answer of   
Figure 2.2 depicts the (primary/secondary/tertiary)...

Question 11

The type(s) of bond(s) produced when atoms share electrons equally is/are

Accepted Answer

A)  a nonpolar covalent bond. 
B)  a hydrogen bond. 
C)  an ionic bond. 
D)  a polar covalent bond. 
E)  both polar covalent and ionic bonds. 
A)  a nonpolar covalent bond. 
B)  a hydrogen bond. 
C)  an ionic bond. 
D)  a polar covalent bond. 
E)  both polar covalent and ionic bonds.

Question 12

Which of the following is NOT characteristic of RNA?

Accepted Answer

A)  It is a helical polymer. 
B)  It is usually double-stranded. 
C)  Its "backbone" is composed of pentoses and phosphates. 
D)  It contains both purines and pyrimidines. 
E)  It can function as a catalyst. 
A)  It is a helical polymer. 
B)  It is usually double-stranded. 
C)  Its "backbone" is composed of pentoses and phosphates. 
D)  It contains both purines and pyrimidines. 
E)  It can function as a catalyst.

Question 13

Which of the following statements about proteins is FALSE?

Accepted Answer

A)  They are composed of amino acids. 
B)  They have multiple levels of structural organization. 
C)  They can be hydrophobic, hydrophilic, or both. 
D)  Their primary function is energy storage. 
E)  They are formed by dehydration synthesis reactions. 
A)  They are composed of amino acids. 
B)  They have multiple levels of structural organization. 
C)  They can be hydrophobic, hydrophilic, or both. 
D)  Their primary function is energy storage. 
E)  They are formed by dehydration synthesis reactions.

Question 14

Cell walls containing ________ provide the best protection from drying.

Accepted Answer

A)  polysaccharides 
B)  triglycerides 
C)  waxes 
D)  peptidoglycan 
E)  sterols 
A)  polysaccharides 
B)  triglycerides 
C)  waxes 
D)  peptidoglycan 
E)  sterols

Question 15

Discuss the importance of hydrogen bonds in the chemistry of the cell.

Accepted Answer

The chemistry of the cell would basicall

Question 16

A(n) (catalyst/enzyme) is any molecule that speeds up a chemical reaction.

Accepted Answer

The answer of A(n) (catalyst/enzyme) is any molecule that speeds...

Exam 2: The Chemistry of Microbiology

The carbon atoms in organic compounds typically form ________ with other atoms.

Synthesis reactions are commonly ________ reactions.

A(n) ________ is a compound that dissolves into anions and cations in water.

The smallest chemical units of matter are elements.

A molecule composed of carbon and hydrogen is a compound.

All of the following bases are found in RNA molecules EXCEPT

Which of the following is an organic compound?

Which of the following is found in RNA but not DNA?

The DNA double helix is held together by (covalent/ionic/hydrogen) bonds.

Figure 2.2 depicts the (primary/secondary/tertiary) structure of a protein.

The type(s) of bond(s) produced when atoms share electrons equally is/are

Which of the following is NOT characteristic of RNA?

Which of the following statements about proteins is FALSE?

Cell walls containing ________ provide the best protection from drying.

Discuss the importance of hydrogen bonds in the chemistry of the cell.

A(n) (catalyst/enzyme) is any molecule that speeds up a chemical reaction.

A Brief History of Microbiology

Cell Structure and Function

Microscopy, Staining, and Classification

Microbial Metabolism

Microbial Nutrition and Growth

Microbial Genetics

Recombinant DNA Technology

Controlling Microbial Growth in the Environment

Controlling Microbial Growth in the Body: Antimicrobial Drugs

Characterizing and Classifying Prokaryotes

Characterizing and Classifying Eukaryotes

Characterizing and Classifying Viruses, Viroids, and Prions

Infection, Infectious Diseases, and Epidemiology

Innate Immunity

Adaptive Immunity

Immunization and Immune Testing

Immune Disorders

Microbial Diseases of the Skin and Wounds

Microbial Diseases of the Nervous System and Eyes

Microbial Cardiovascular and Systemic Diseases

Microbial Diseases of the Respiratory System

Microbial Diseases of the Digestive System

Microbial Diseases of the Urinary and Reproductive Systems

Applied and Industrial Microbiology

Microbial Ecology and Microbiomes

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