Question 1

Identify the nucleic acid.

Accepted Answer

A)  oxidase 
B)  cholesterol 
C)  glucose 
D)  DNA 
E)  triglyceride 
A)  oxidase 
B)  cholesterol 
C)  glucose 
D)  DNA 
E)  triglyceride

Question 2

Which of the following statements about ATP is false?

Accepted Answer

A)  It drives the transport of certain solutes (e.g., amino acids) across cell membranes. 
B)  It activates contractile proteins in muscle cells so that cells can shorten and perform mechanical work. 
C)  It provides the energy needed to drive energy-absorbing chemical reactions. 
D)  It is a modified nucleotide. 
E)  Its energy is captured in high-energy hydrogen bonds. 
A)  It drives the transport of certain solutes (e.g., amino acids) across cell membranes. 
B)  It activates contractile proteins in muscle cells so that cells can shorten and perform mechanical work. 
C)  It provides the energy needed to drive energy-absorbing chemical reactions. 
D)  It is a modified nucleotide. 
E)  Its energy is captured in high-energy hydrogen bonds.

Question 3

A nucleotide of DNA contain three components: ________, ________, and ________.

Accepted Answer

A)  deoxyribose; a phosphate group; nitrogen-containing base 
B)  ribose; three phosphate groups; nitrogen-containing base 
C)  ribose; two phosphate groups; acid group 
D)  ribose; a phosphate group; nitrogen-containing base 
A)  deoxyribose; a phosphate group; nitrogen-containing base 
B)  ribose; three phosphate groups; nitrogen-containing base 
C)  ribose; two phosphate groups; acid group 
D)  ribose; a phosphate group; nitrogen-containing base

Question 4

An atom of magnesium has lost two electrons. It is known as a(n) ________.

Accepted Answer

A)  anion 
B)  molecule 
C)  isotope 
D)  cation 
E)  neutral atom 
A)  anion 
B)  molecule 
C)  isotope 
D)  cation 
E)  neutral atom

Question 5

Which of the following statements about RNA is True?

Accepted Answer

A)  RNA is single stranded. 
B)  RNA is composed of cytosine, guanine, adenine, and thymine. 
C)  RNA is found only in the nucleus of the cell. 
D)  RNA contains deoxyribose. 
E)  RNA is a double helix. 
A)  RNA is single stranded. 
B)  RNA is composed of cytosine, guanine, adenine, and thymine. 
C)  RNA is found only in the nucleus of the cell. 
D)  RNA contains deoxyribose. 
E)  RNA is a double helix.

Question 6

Which polysaccharide is formed of linked glucose molecules and stored in animal tissues?

Accepted Answer

A)  ribose 
B)  cellulose 
C)  starch 
D)  glucose 
E)  glycogen 
A)  ribose 
B)  cellulose 
C)  starch 
D)  glucose 
E)  glycogen

Question 7

Which of the following DNA base pairs is complementary?

Accepted Answer

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

Question 8

The complementary base to adenine in a molecule of DNA is ________.

Accepted Answer

A)  guanine 
B)  cytosine 
C)  leucine 
D)  thymine 
A)  guanine 
B)  cytosine 
C)  leucine 
D)  thymine

Question 9

Match the following:
-Building block is the monosaccharide

Accepted Answer

A) nucleic acids 
B) fibrous proteins 
C) globular proteins 
D) lipids 
E) carbohydrates
F)amino acids 
A) nucleic acids 
B) fibrous proteins 
C) globular proteins 
D) lipids 
E) carbohydrates
F)amino acids

Question 10

Match the following:
-DNA, RNA, and ATP are examples

Accepted Answer

A) nucleic acids 
B) fibrous proteins 
C) globular proteins 
D) lipids 
E) carbohydrates
F)amino acids 
A) nucleic acids 
B) fibrous proteins 
C) globular proteins 
D) lipids 
E) carbohydrates
F)amino acids

Question 11

Match the following:
-Bonds are both made and broken in these reactions.

Accepted Answer

A) Decomposition reaction 
B) Exchange reaction 
C) Synthesis reaction 
A) Decomposition reaction 
B) Exchange reaction 
C) Synthesis reaction

Question 12

Differentiate between the method of determination of the atomic number and the atomic mass.

Accepted Answer

The atomic number is determine

Question 13

Match the following:
-Atomic number is based on the number of these subatomic particles in an atom of a particular element.

Accepted Answer

A) Neutron 
B) Proton 
C) Electron 
A) Neutron 
B) Proton 
C) Electron

Question 14

Explain why a denatured protein no longer functions.

Accepted Answer

Denaturation results when the three-dime

Question 15

Two or more polypeptides chains combine to form a complex structure called a ________.

Accepted Answer

A)  primary structure 
B)  beta-pleated sheet 
C)  secondary structure 
D)  tertiary structure 
E)  quaternary structure 
A)  primary structure 
B)  beta-pleated sheet 
C)  secondary structure 
D)  tertiary structure 
E)  quaternary structure

Question 16

Match the following:
-Nucleotides are the building blocks for this organic compound group

Accepted Answer

A) nucleic acids 
B) fibrous proteins 
C) globular proteins 
D) lipids 
E) carbohydrates
F)amino acids 
A) nucleic acids 
B) fibrous proteins 
C) globular proteins 
D) lipids 
E) carbohydrates
F)amino acids

Question 17

Why is ATP categorized as a nucleic acid?

Accepted Answer

A)  ATP has a polar region and a nonpolar region. 
B)  ATP contains four interlocking carbon rings. 
C)  ATP is a modified nucleotide with three phosphate groups, ribose, and adenine. 
D)  All nucleic acids, such as ATP, function as catalysts to increase reaction rates. 
E)  All nucleic acids have an amine and an acid functional group. 
A)  ATP has a polar region and a nonpolar region. 
B)  ATP contains four interlocking carbon rings. 
C)  ATP is a modified nucleotide with three phosphate groups, ribose, and adenine. 
D)  All nucleic acids, such as ATP, function as catalysts to increase reaction rates. 
E)  All nucleic acids have an amine and an acid functional group.

Question 18

Discuss the organization of the pH scale, including the location of acids, bases, and neutral substances.

Accepted Answer

The pH scale is based on the number of h

Identify the nucleic acid.

Which of the following statements about ATP is false?

A nucleotide of DNA contain three components: , , and .

An atom of magnesium has lost two electrons. It is known as a(n) ________.

Which of the following statements about RNA is True?

Which polysaccharide is formed of linked glucose molecules and stored in animal tissues?

Which of the following DNA base pairs is complementary?

The complementary base to adenine in a molecule of DNA is ________.

Match the following: -Building block is the monosaccharide

Match the following: -DNA, RNA, and ATP are examples

Match the following: -Bonds are both made and broken in these reactions.

Differentiate between the method of determination of the atomic number and the atomic mass.

Match the following: -Atomic number is based on the number of these subatomic particles in an atom of a particular element.

Explain why a denatured protein no longer functions.

Two or more polypeptides chains combine to form a complex structure called a ________.

Match the following: -Nucleotides are the building blocks for this organic compound group

Why is ATP categorized as a nucleic acid?

Discuss the organization of the pH scale, including the location of acids, bases, and neutral substances.

The Human Body: An Orientation

Cells and Tissues

Skin and Body Membranes

The Skeletal System

The Muscular System

The Nervous System

Special Senses

The Endocrine System

Blood

The Cardiovascular System

The Respiratory System

The Digestive System and Body Metabolism

The Urinary System

The Reproductive System

Filters

Exam 2: Basic Chemistry

Identify the nucleic acid.

Which of the following statements about ATP is false?

A nucleotide of DNA contain three components: ________, ________, and ________.

An atom of magnesium has lost two electrons. It is known as a(n) ________.

Which of the following statements about RNA is True?

Which polysaccharide is formed of linked glucose molecules and stored in animal tissues?

Which of the following DNA base pairs is complementary?

The complementary base to adenine in a molecule of DNA is ________.

Match the following: -Building block is the monosaccharide

Match the following: -DNA, RNA, and ATP are examples

Match the following: -Bonds are both made and broken in these reactions.

Differentiate between the method of determination of the atomic number and the atomic mass.

Match the following: -Atomic number is based on the number of these subatomic particles in an atom of a particular element.

Explain why a denatured protein no longer functions.

Two or more polypeptides chains combine to form a complex structure called a ________.

Match the following: -Nucleotides are the building blocks for this organic compound group

Why is ATP categorized as a nucleic acid?

Discuss the organization of the pH scale, including the location of acids, bases, and neutral substances.

The Human Body: An Orientation

Cells and Tissues

Skin and Body Membranes

The Skeletal System

The Muscular System

The Nervous System

Special Senses

The Endocrine System

Blood

The Cardiovascular System

The Respiratory System

The Digestive System and Body Metabolism

The Urinary System

The Reproductive System

Filters

A nucleotide of DNA contain three components: , , and .