Question 1

Glucose:

Accepted Answer

A) is abundant in milk and fruit 
B) is a rare monosaccharide 
C) is never produced within cells 
D) none of these 
A) is abundant in milk and fruit 
B) is a rare monosaccharide 
C) is never produced within cells 
D) none of these D

Question 2

In order to become an ion,an atom of chlorine must _____.

Accepted Answer

A) gain an electron 
B) form a covalent bond 
C) lose an electron 
D) form a hydrogen bond 
A) gain an electron 
B) form a covalent bond 
C) lose an electron 
D) form a hydrogen bond A

Question 3

Atoms take part in bond formation to:

Accepted Answer

A) form polypeptides 
B) attain a stable electron configuration 
C) increase their charge density 
D) increase their energy 
A) form polypeptides 
B) attain a stable electron configuration 
C) increase their charge density 
D) increase their energy B

Question 4

The three fundamental particles of the atom are _____.

Accepted Answer

A) elements,molecules,and compounds 
B) ions,cations,and anions 
C) proteins,lipids,and sugars 
D) protons,neutrons,and electrons 
A) elements,molecules,and compounds 
B) ions,cations,and anions 
C) proteins,lipids,and sugars 
D) protons,neutrons,and electrons

Question 5

Polysaccharides:

Accepted Answer

A) include ribose,fructose and glucose. 
B) include cholesterol and vitamin D. 
C) are monosaccharides joined by glycosidic bonds. 
D) are found only in eukaryotic cells. 
A) include ribose,fructose and glucose. 
B) include cholesterol and vitamin D. 
C) are monosaccharides joined by glycosidic bonds. 
D) are found only in eukaryotic cells.

Question 6

Electrons have a _______ charge and are found in the _________.

Accepted Answer

A) positive; inner electron shell 
B) positive; outer electron shell 
C) negative; nucleus 
D) negative; outer electron shell 
A) positive; inner electron shell 
B) positive; outer electron shell 
C) negative; nucleus 
D) negative; outer electron shell

Question 7

Disaccharides,such as sucrose and lactose,are formed from:

Accepted Answer

A) two monosaccharides connected by a glycosidic bond. 
B) chains of two amino acids. 
C) long chain of carbon atoms and a carboxyl group at one end of chain. 
D) three fatty acids combined with glycerol. 
A) two monosaccharides connected by a glycosidic bond. 
B) chains of two amino acids. 
C) long chain of carbon atoms and a carboxyl group at one end of chain. 
D) three fatty acids combined with glycerol.

Question 8

Anabolic reactions tend to:

Accepted Answer

A) use energy and break chemical bonds. 
B) produce energy,and break chemical bonds. 
C) produce energy and new chemical bonds. 
D) use energy and produce new chemical bonds. 
A) use energy and break chemical bonds. 
B) produce energy,and break chemical bonds. 
C) produce energy and new chemical bonds. 
D) use energy and produce new chemical bonds.

Question 9

Which one of the following pairs is matched correctly

Accepted Answer

A) carbon-organic compounds 
B) glucose- hydrogen bonds 
C) ions-covalent bonds 
D) phosphate-enzyme 
A) carbon-organic compounds 
B) glucose- hydrogen bonds 
C) ions-covalent bonds 
D) phosphate-enzyme

Question 10

Solutions made up of molecules that are not chemically bonded and are not limited to specific proportions are called:

Accepted Answer

A) mixtures 
B) elements 
C) chemical compounds 
D) polar compounds 
A) mixtures 
B) elements 
C) chemical compounds 
D) polar compounds

Question 11

Which of the following pairs is mismatched

Accepted Answer

A) Protein-amino acids 
B) Nucleic acids-nucleotides 
C) Polysaccharides - simple sugars 
D) Fats-aldehyde 
A) Protein-amino acids 
B) Nucleic acids-nucleotides 
C) Polysaccharides - simple sugars 
D) Fats-aldehyde

Question 12

Hydrogen bonds are generally:

Accepted Answer

A) stronger than covalent bonds 
B) stronger than ionic bonds but weaker than covalent bonds 
C) present in large numbers 
D) found in non-polar compounds 
A) stronger than covalent bonds 
B) stronger than ionic bonds but weaker than covalent bonds 
C) present in large numbers 
D) found in non-polar compounds

Question 13

Fatty acids that are _________ have ___________ .

Accepted Answer

A) saturated; lost their secondary structure 
B) unsaturated; a double bond between two carbons that have lost hydrogen atoms 
C) saturated; one or more double bonds 
D) denatured; all the hydrogen it can 
A) saturated; lost their secondary structure 
B) unsaturated; a double bond between two carbons that have lost hydrogen atoms 
C) saturated; one or more double bonds 
D) denatured; all the hydrogen it can

Question 14

The smallest particle of matter that can take part in chemical reactions is:

Accepted Answer

A) glucose 
B) compound 
C) neutron 
D) atom 
A) glucose 
B) compound 
C) neutron 
D) atom

Question 15

The atomic nucleus consists of:

Accepted Answer

A) cations and anions 
B) protons,electrons and neutrons 
C) protons and neutrons 
D) solutes and colloids 
A) cations and anions 
B) protons,electrons and neutrons 
C) protons and neutrons 
D) solutes and colloids

Question 16

Atoms are most likely to form ions when they have:

Accepted Answer

A) an even number of electrons in their outer shells 
B) a nearly empty outer shell 
C) an odd number of electrons in their outer shells 
D) four electrons in their outer shells 
A) an even number of electrons in their outer shells 
B) a nearly empty outer shell 
C) an odd number of electrons in their outer shells 
D) four electrons in their outer shells

Question 17

Carbohydrates do not include which of the following

Accepted Answer

A) Glucose 
B) Starch 
C) Cellulose 
D) Sterols 
A) Glucose 
B) Starch 
C) Cellulose 
D) Sterols

Question 18

Ketones,alcohols,aldehydes and organic acids are four of the organic compounds found in all living cells.What do these four classes of organic compounds share

Accepted Answer

A) They contain the same atoms but differ in structure. 
B) They are chains of carbon atoms with functional groups that contain oxygen. 
C) They are all fully oxidized. 
D) They can only be synthesized inside a cell. 
A) They contain the same atoms but differ in structure. 
B) They are chains of carbon atoms with functional groups that contain oxygen. 
C) They are all fully oxidized. 
D) They can only be synthesized inside a cell.

Question 19

Carbohydrates:

Accepted Answer

A) are hydrophobic. 
B) have a four ring structure. 
C) are used primarily for energy and cellular structures. 
D) have primary,secondary,tertiary and quaternary structure. 
A) are hydrophobic. 
B) have a four ring structure. 
C) are used primarily for energy and cellular structures. 
D) have primary,secondary,tertiary and quaternary structure.

Question 20

When glucose is dissolved in water,the water is the ________ and the glucose is the ________.

Accepted Answer

A) solvent,solute 
B) solvent,solution 
C) solute,solvent 
D) solute,solution 
A) solvent,solute 
B) solvent,solution 
C) solute,solvent 
D) solute,solution

Exam 3: Fundamentals of Chemistry

Glucose:

In order to become an ion,an atom of chlorine must _____.

Atoms take part in bond formation to:

The three fundamental particles of the atom are _____.

Polysaccharides:

Electrons have a _______ charge and are found in the _________.

Disaccharides,such as sucrose and lactose,are formed from:

Anabolic reactions tend to:

Which one of the following pairs is matched correctly

Solutions made up of molecules that are not chemically bonded and are not limited to specific proportions are called:

Which of the following pairs is mismatched

Hydrogen bonds are generally:

Fatty acids that are _________ have ___________ .

The smallest particle of matter that can take part in chemical reactions is:

The atomic nucleus consists of:

Atoms are most likely to form ions when they have:

Carbohydrates do not include which of the following

Ketones,alcohols,aldehydes and organic acids are four of the organic compounds found in all living cells.What do these four classes of organic compounds share

Carbohydrates:

When glucose is dissolved in water,the water is the ________ and the glucose is the ________.

Scope and History of Microbiology

The Microbiome

Microscopy and Staining

Characteristics of Prokaryotic and Eukaryotic Cells

Essential Concepts of Metabolism

Growth and Culturing of Bacteria

Microbial Genetics

Gene Transfer and Genetic Engineering

An Introduction to Taxonomy: The Bacteria

Viruses

Eukaryotic Microorganisms and Parasites

Sterilization and Disinfection

Antimicrobial Therapy

Host-Microbe Relationships and Disease Processes

Epidemiology and Nosocomial Infections

Innate Host Defenses

Basic Principles of Adaptive Immunity and Immunization

Immune Disorders

Diseases of the Skin and Eyes; Wounds and Bites

Urogenital and Sexually Transmitted Diseases

Diseases of the Respiratory System

Oral and Gastrointestinal Diseases

Cardiovascular, Lymphatic, and Systemic Diseases

Diseases of the Nervous System

Environmental Microbiology

Applied Microbiology

Filters

Electrons have a _ charge and are found in the ___.

Fatty acids that are _ have ___ .

When glucose is dissolved in water,the water is the and the glucose is the .