Question 1

Match each organic compound with its corresponding description.
-Lipid that is composed of a molecule of glycerol and three fatty acids

Accepted Answer

A) Carbohydrates 
B) Triglycerides 
C) Phospholipids 
D) Cholesterol 
E) Proteins
F)RNA
G)DNA 
A) Carbohydrates 
B) Triglycerides 
C) Phospholipids 
D) Cholesterol 
E) Proteins
F)RNA
G)DNA

Question 2

Both cholesterol and phospholipids form part of the structure of the cell membrane.

Accepted Answer

A) True 
 B)False

Question 3

The basic building block of proteins is nucleotides.

Accepted Answer

A) True 
 B)False

Question 4

One difference between DNA and RNA is the type of sugar found in the nucleotides.

Accepted Answer

A) True 
 B)False

Question 5

Cholesterol contains two fatty acid molecules.

Accepted Answer

A) True 
 B)False

Question 6

An atom with 11 protons, 12 neutrons, and 10 electrons has an atomic mass of 21.

Accepted Answer

A) True 
 B)False

Question 7

Match each part of the atom with its corresponding description.
-Part of the atom that when combined with the protons gives the atom its atomic mass

Accepted Answer

A) Protons 
B) Neutrons 
C) Electrons 
D) Both protons and neutrons 
A) Protons 
B) Neutrons 
C) Electrons 
D) Both protons and neutrons

Question 8

A buffer is a substance that resists a sudden change in pH.

Accepted Answer

A) True 
 B)False

Question 9

A full atomic orbital always contains eight electrons.

Accepted Answer

A) True 
 B)False

Question 10

Explain how an ionic bond forms.

Accepted Answer

An ionic bond forms when one atom transf

Question 11

Match each organic compound with its corresponding description.
-Compound whose basic unit is a monosaccharide

Accepted Answer

A) Carbohydrates 
B) Triglycerides 
C) Phospholipids 
D) Cholesterol 
E) Proteins
F)RNA
G)DNA 
A) Carbohydrates 
B) Triglycerides 
C) Phospholipids 
D) Cholesterol 
E) Proteins
F)RNA
G)DNA

Question 12

A solution with a pH of 2 has 10 times more H+ ions than a solution with a pH of 3.

Accepted Answer

A) True 
 B)False

Question 13

Enzymes are functional proteins that act as chemical catalysts.

Accepted Answer

A) True 
 B)False

Question 14

The oxygen atom has a total of eight electrons. That means it has six electrons in its outer energy level.

Accepted Answer

A) True 
 B)False

Question 15

When a strong acid and a strong base react, one of the end products is water.

Accepted Answer

A) True 
 B)False

Question 16

Both sucrose and lactose are examples of disaccharides.

Accepted Answer

A) True 
 B)False

Question 17

The end product of a reaction between a strong acid and a strong base is

Accepted Answer

A)  water. 
B)  a salt. 
C)  a weak acid and a weak base. 
D)  both A and B. 
A)  water. 
B)  a salt. 
C)  a weak acid and a weak base. 
D)  both A and B.

Question 18

Match each term with its corresponding description or definition.
-Bond that is formed when electrons are shared

Accepted Answer

A) Nucleus 
B) Ionic bond 
C) Atomic mass 
D) Compound 
E) Electrolyte
F)Atomic number
G)Covalent bonds
H)Orbitals
I)Hydrolysis
J)Dehydration synthesis
K)Acid
L)Base 
A) Nucleus 
B) Ionic bond 
C) Atomic mass 
D) Compound 
E) Electrolyte
F)Atomic number
G)Covalent bonds
H)Orbitals
I)Hydrolysis
J)Dehydration synthesis
K)Acid
L)Base

Question 19

An atom with 11 protons, 12 neutrons, and 10 electrons has a +1 charge.

Accepted Answer

A) True 
 B)False

Question 20

Match each term with its corresponding description or definition.
-Compound that produces OHS1U1P1-S1S1P0ions

Accepted Answer

A) Nucleus 
B) Ionic bond 
C) Atomic mass 
D) Compound 
E) Electrolyte
F)Atomic number
G)Covalent bonds
H)Orbitals
I)Hydrolysis
J)Dehydration synthesis
K)Acid
L)Base 
A) Nucleus 
B) Ionic bond 
C) Atomic mass 
D) Compound 
E) Electrolyte
F)Atomic number
G)Covalent bonds
H)Orbitals
I)Hydrolysis
J)Dehydration synthesis
K)Acid
L)Base

Exam 2: Chemistry of Life

Match each organic compound with its corresponding description. -Lipid that is composed of a molecule of glycerol and three fatty acids

Both cholesterol and phospholipids form part of the structure of the cell membrane.

The basic building block of proteins is nucleotides.

One difference between DNA and RNA is the type of sugar found in the nucleotides.

Cholesterol contains two fatty acid molecules.

An atom with 11 protons, 12 neutrons, and 10 electrons has an atomic mass of 21.

Match each part of the atom with its corresponding description. -Part of the atom that when combined with the protons gives the atom its atomic mass

A buffer is a substance that resists a sudden change in pH.

A full atomic orbital always contains eight electrons.

Explain how an ionic bond forms.

Match each organic compound with its corresponding description. -Compound whose basic unit is a monosaccharide

A solution with a pH of 2 has 10 times more H+ ions than a solution with a pH of 3.

Enzymes are functional proteins that act as chemical catalysts.

The oxygen atom has a total of eight electrons. That means it has six electrons in its outer energy level.

When a strong acid and a strong base react, one of the end products is water.

Both sucrose and lactose are examples of disaccharides.

The end product of a reaction between a strong acid and a strong base is

Match each term with its corresponding description or definition. -Bond that is formed when electrons are shared

An atom with 11 protons, 12 neutrons, and 10 electrons has a +1 charge.

Match each term with its corresponding description or definition. -Compound that produces OH-ions

Introduction to the Body

Cells

Tissues

Organ Systems

Mechanisms of Disease

Skin and Membranes

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Blood

Heart

Blood

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid-Base Balance

Reproductive Systems

Growth, Development, and Aging

Genetics and Genetic Diseases

Filters

A solution with a pH of 2 has 10 times more H⁺ ions than a solution with a pH of 3.

Match each term with its corresponding description or definition. -Compound that produces OH^-ions