Question 1

Which of the following carbohydrates is found in dairy products?

Accepted Answer

A) lactose 
B) sucrose 
C) maltose 
D) glucose 
E) fructose 
A) lactose 
B) sucrose 
C) maltose 
D) glucose 
E) fructose

Question 2

The atomic number equals the number of __________ in an atom.

Accepted Answer

A) neutrons 
B) protons 
C) protons plus electrons 
D) neutrons plus protons 
A) neutrons 
B) protons 
C) protons plus electrons 
D) neutrons plus protons

Question 3

Electrons that participate in chemical bonding are typically located closest to the nucleus.

Accepted Answer

A) True 
 B)False

Question 4

Water, glucose, and carbon dioxide are examples of

Accepted Answer

A) compounds. 
B) atoms. 
C) gases. 
D) macromolecules. 
A) compounds. 
B) atoms. 
C) gases. 
D) macromolecules.

Question 5

_____ bonds are formed by dehydration synthesis between adjacent amino acids.

Accepted Answer

The answer of _____ bonds are formed by dehydration synthesis...

Question 6

Identify and provide specific examples of the classes of macromolecules that are associated with life.

Accepted Answer

The classes of macromolecules associated

Question 7

The purine bases in nucleic acids include

Accepted Answer

A) thymine and cytosine. 
B) guanine and adenine. 
C) cytosine and guanine. 
D) adenine and thymine. 
E) ribose and deoxyribose. 
A) thymine and cytosine. 
B) guanine and adenine. 
C) cytosine and guanine. 
D) adenine and thymine. 
E) ribose and deoxyribose.

Question 8

All proteins are enzymes.

Accepted Answer

A) True 
 B)False

Question 9

The building blocks of an enzyme are

Accepted Answer

A) nucleotides. 
B) glycerol and fatty acids. 
C) monosaccharides. 
D) phosphate, glycerol, fatty acids. 
E) amino acids. 
A) nucleotides. 
B) glycerol and fatty acids. 
C) monosaccharides. 
D) phosphate, glycerol, fatty acids. 
E) amino acids.

Question 10

The type of chemical bond linking amino acids together is a(n)

Accepted Answer

A) glycosidic bond. 
B) peptide bond. 
C) ester bond. 
D) ionic bond. 
E) hydrogen bond. 
A) glycosidic bond. 
B) peptide bond. 
C) ester bond. 
D) ionic bond. 
E) hydrogen bond.

Question 11

Which amino acid contains sulfur atoms that form covalent disulfide bonds and stabilize the tertiary structure of some proteins?

Accepted Answer

A) valine 
B) cysteine 
C) serine 
D) alanine 
E) tyrosine 
A) valine 
B) cysteine 
C) serine 
D) alanine 
E) tyrosine

Question 12

Which elements are found in all carbohydrates, lipids, proteins, and nucleic acids?

Accepted Answer

nitrogen
c

Question 13

Which term does not belong in this list?

Accepted Answer

A) lactic acid 
B) vinegar 
C) hydrogen ion donor 
D) pH 8 
E) acidic 
A) lactic acid 
B) vinegar 
C) hydrogen ion donor 
D) pH 8 
E) acidic

Question 14

The subatomic particles that surround the nucleus are the

Accepted Answer

A) electrons. 
B) protons. 
C) neutrons. 
D) protons and neutrons. 
E) protons and electrons. 
A) electrons. 
B) protons. 
C) neutrons. 
D) protons and neutrons. 
E) protons and electrons.

Question 15

The important solvent associated with living things is

Accepted Answer

A) carbon dioxide. 
B) sodium chloride. 
C) ethyl alcohol. 
D) benzene. 
E) water. 
A) carbon dioxide. 
B) sodium chloride. 
C) ethyl alcohol. 
D) benzene. 
E) water.

Question 16

All of the following pertain to 146C except it

Accepted Answer

A) has 6 protons. 
B) has 6 electrons. 
C) has 14 neutrons. 
D) is an isotope of carbon. 
E) has a mass number of 14. 
A) has 6 protons. 
B) has 6 electrons. 
C) has 14 neutrons. 
D) is an isotope of carbon. 
E) has a mass number of 14.

Question 17

Reactions involving electron removal are called ______ reactions.

Accepted Answer

A) oxidation 
B) reduction 
C) dehydration 
D) decomposition 
E) dissolution 
A) oxidation 
B) reduction 
C) dehydration 
D) decomposition 
E) dissolution

Question 18

Water molecules are nonpolar molecules.

Accepted Answer

A) True 
 B)False

Question 19

Isotopes are atoms of the same element that differ in their

Accepted Answer

A) neutron number. 
B) electron number. 
C) proton number. 
D) atomic number. 
E) chemical properties. 
A) neutron number. 
B) electron number. 
C) proton number. 
D) atomic number. 
E) chemical properties.

Question 20

The concentration of a solution expresses the amount of solvent present.

Accepted Answer

A) True 
 B)False

Exam 2: The Chemistry of Biology

Which of the following carbohydrates is found in dairy products?

The atomic number equals the number of __________ in an atom.

Electrons that participate in chemical bonding are typically located closest to the nucleus.

Water, glucose, and carbon dioxide are examples of

_____ bonds are formed by dehydration synthesis between adjacent amino acids.

Identify and provide specific examples of the classes of macromolecules that are associated with life.

The purine bases in nucleic acids include

All proteins are enzymes.

The building blocks of an enzyme are

The type of chemical bond linking amino acids together is a(n)

Which amino acid contains sulfur atoms that form covalent disulfide bonds and stabilize the tertiary structure of some proteins?

Which elements are found in all carbohydrates, lipids, proteins, and nucleic acids?

Which term does not belong in this list?

The subatomic particles that surround the nucleus are the

The important solvent associated with living things is

All of the following pertain to 146C except it

Reactions involving electron removal are called ______ reactions.

Water molecules are nonpolar molecules.

Isotopes are atoms of the same element that differ in their

The concentration of a solution expresses the amount of solvent present.

The Main Themes of Microbiology

Tools of the Laboratory: Methods of Studying Microorganisms

A Survey of Prokaryotic Cells and Microorganisms

A Survey of Eukaryotic Cells and Microorganisms

An Introduction to Viruses

Microbial Nutrition, Ecology, and Growth

An Introduction to Microbial Metabolism: the Chemical Crossroads of Life

Microbial Genetics

Genetic Engineering: a Revolution in Molecular Biology

Physical and Chemical Agents for Microbial Control

Drugs, Microbes, Host--The Elements of Chemotherapy

Microbe-Human Interactions: Infection and Disease

An Introduction to Host Defenses and Innate Immunities

Adaptive, Specific Immunity and Immunization

Disorders in Immunity

Procedures for Identifying Pathogens and Diagnosing Infections

The Gram-Positive and Gram-Negative Cocci of Medical Importance

The Gram-Positive Bacilli of Medical Importance

The Gram-Negative Bacilli of Medical Importance

Miscellaneous Bacterial Agents of Disease

The Fungi of Medical Importance

The Parasites of Medical Importance

Introduction to Viruses That Infect Humans: the Dna Viruses

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

Filters

All of the following pertain to ¹⁴₆C except it