Question 1

Which of the following steps in the breakdown of glucose does not require oxygen?

Accepted Answer

A)  glycolysis 
B)  citric acid cycle 
C)  electron transport chain 
D)  acetyl CoA conversion 
E)  None of these require oxygen. 
A)  glycolysis 
B)  citric acid cycle 
C)  electron transport chain 
D)  acetyl CoA conversion 
E)  None of these require oxygen.

Question 2

Fermentation produces more ATP than does aerobic respiration.

Accepted Answer

A) True 
 B)False

Question 3

Choose the CORRECT statement about solute concentrations or particles inside and outside the cell.

Accepted Answer

A)  In a hypertonic solution, there are more particles inside the cell. 
B)  In a hypotonic solution, there are more particles outside the cell. 
C)  In an isotonic solution the amount of water inside and outside the cell is equal. 
D)  In a hypertonic solution, there is more water outside the cell. 
E)  In a hypotonic solution, there is more water inside the cell. 
A)  In a hypertonic solution, there are more particles inside the cell. 
B)  In a hypotonic solution, there are more particles outside the cell. 
C)  In an isotonic solution the amount of water inside and outside the cell is equal. 
D)  In a hypertonic solution, there is more water outside the cell. 
E)  In a hypotonic solution, there is more water inside the cell.

Question 4

What is the main function of the ribosomes in the cell?

Accepted Answer

A)  to synthesize proteins 
B)  to synthesize DNA 
C)  to breakdown proteins into individual amino acids 
D)  to form the nuclear envelope 
E)  to provide strength and structural support for the cell membrane 
A)  to synthesize proteins 
B)  to synthesize DNA 
C)  to breakdown proteins into individual amino acids 
D)  to form the nuclear envelope 
E)  to provide strength and structural support for the cell membrane

Question 5

The size of a metabolizing cell is limited by its

Accepted Answer

A)  extracellular matrix. 
B)  function. 
C)  nuclear size. 
D)  surface area-to-volume ratio. 
E)  genome size. 
A)  extracellular matrix. 
B)  function. 
C)  nuclear size. 
D)  surface area-to-volume ratio. 
E)  genome size.

Question 6

Biologists classify cells into two broad categories--animals and plants.

Accepted Answer

A) True 
 B)False

Question 7

If a cell has a volume of 3nm, what are the surface area and the volume of the cell?

Accepted Answer

A)  24nm2, 8nm3 
B)  38nm2, 16nm3 
C)  54nm2, 27nm3 
D)  64nm2, 24nm3 
E)  18nm2, 6nm3 
A)  24nm2, 8nm3 
B)  38nm2, 16nm3 
C)  54nm2, 27nm3 
D)  64nm2, 24nm3 
E)  18nm2, 6nm3

Question 8

The movement of water across a semi-permeable membrane is called

Accepted Answer

A)  denaturation. 
B)  osmosis. 
C)  dispersion. 
D)  dissociation. 
E)  reconstitution. 
A)  denaturation. 
B)  osmosis. 
C)  dispersion. 
D)  dissociation. 
E)  reconstitution.

Question 9

When ATP is broken down, heat is released.

Accepted Answer

A) True 
 B)False

Question 10

List, in order, the stages of aerobic cellular respiration.

Accepted Answer

CELLULAR RESPIRATION BEGINS WITH GLYCOLY

Question 11

Brad placed a drop of blood in some distilled water. What happened in the red blood cells?

Accepted Answer

A)  The cells shrunk. 
B)  The cells burst. 
C)  The cells did not change. 
D)  The cells divided into 2 identical cells. 
E)  The cellular metabolism increased in rate. 
A)  The cells shrunk. 
B)  The cells burst. 
C)  The cells did not change. 
D)  The cells divided into 2 identical cells. 
E)  The cellular metabolism increased in rate.

Question 12

What is the maximum number of ATP molecules produced during aerobic respiration?

Accepted Answer

A)  38 
B)  36 
C)  32 
D)  2 
E)  4 
A)  38 
B)  36 
C)  32 
D)  2 
E)  4

Question 13

What cell structure is composed of a stack of slightly curved saccules that are important in packaging and secretion?

Accepted Answer

A)  mitochondria 
B)  vacuoles 
C)  Golgi apparatus 
D)  lysosomes 
E)  endoplasmic reticulum 
A)  mitochondria 
B)  vacuoles 
C)  Golgi apparatus 
D)  lysosomes 
E)  endoplasmic reticulum

Question 14

Which protein filaments are bundled together to form cilia?

Accepted Answer

A)  microtubules 
B)  actin filaments 
C)  intermediate filaments 
D)  centrosomes 
E)  None of these. 
A)  microtubules 
B)  actin filaments 
C)  intermediate filaments 
D)  centrosomes 
E)  None of these.

Question 15

All of the following are possible origins of cell organelles in eukaryotes EXCEPT

Accepted Answer

A)  invagination of the plasma membrane to form endoplasmic reticulum. 
B)  incorporation of engulfed heterotrophic bacteria to form mitochondria. 
C)  incorporation of engulfed autotrophic cyanobacteria to form chloroplasts. 
D)  a symbiotic relationship between a host cell and a prokaryote that was taken up but not destroyed. 
E)  groups of prokaryotic cells begin to live in a small group sharing products of metabolism. 
A)  invagination of the plasma membrane to form endoplasmic reticulum. 
B)  incorporation of engulfed heterotrophic bacteria to form mitochondria. 
C)  incorporation of engulfed autotrophic cyanobacteria to form chloroplasts. 
D)  a symbiotic relationship between a host cell and a prokaryote that was taken up but not destroyed. 
E)  groups of prokaryotic cells begin to live in a small group sharing products of metabolism.

Question 16

Which structure in the human body will use flagella to move?

Accepted Answer

A)  sperm 
B)  eggs 
C)  lining of the respiratory tract 
D)  lining of the uterine tubes 
E)  lining of the urinary system 
A)  sperm 
B)  eggs 
C)  lining of the respiratory tract 
D)  lining of the uterine tubes 
E)  lining of the urinary system

Question 17

The assisted transport of a molecule across the cell membrane without an expenditure of energy is known as what?

Accepted Answer

A)  diffusion 
B)  facilitated transport 
C)  active transport 
D)  osmosis 
E)  crenation 
A)  diffusion 
B)  facilitated transport 
C)  active transport 
D)  osmosis 
E)  crenation

Question 18

The gel-like fluid substance within a mitochondrion is called the

Accepted Answer

A)  matrix. 
B)  cristae. 
C)  rugae. 
D)  effluvium. 
E)  villi. 
A)  matrix. 
B)  cristae. 
C)  rugae. 
D)  effluvium. 
E)  villi.

Question 19

What is the name of the semi-fluid medium inside the cell?

Accepted Answer

A)  nucleolus 
B)  cytoplasm 
C)  organelle 
D)  cytoskeleton 
E)  mitochondrion 
A)  nucleolus 
B)  cytoplasm 
C)  organelle 
D)  cytoskeleton 
E)  mitochondrion

Question 20

What components make up the ribosomes?

Accepted Answer

A)  proteins and rRNA 
B)  proteins and DNA 
C)  lipids and rRNA 
D)  carbohydrates and rRNA 
E)  proteins and DNA. 
A)  proteins and rRNA 
B)  proteins and DNA 
C)  lipids and rRNA 
D)  carbohydrates and rRNA 
E)  proteins and DNA.

Exam 3: Cell Structure and Function

Which of the following steps in the breakdown of glucose does not require oxygen?

Fermentation produces more ATP than does aerobic respiration.

Choose the CORRECT statement about solute concentrations or particles inside and outside the cell.

What is the main function of the ribosomes in the cell?

The size of a metabolizing cell is limited by its

Biologists classify cells into two broad categories--animals and plants.

If a cell has a volume of 3nm, what are the surface area and the volume of the cell?

The movement of water across a semi-permeable membrane is called

When ATP is broken down, heat is released.

List, in order, the stages of aerobic cellular respiration.

Brad placed a drop of blood in some distilled water. What happened in the red blood cells?

What is the maximum number of ATP molecules produced during aerobic respiration?

What cell structure is composed of a stack of slightly curved saccules that are important in packaging and secretion?

Which protein filaments are bundled together to form cilia?

All of the following are possible origins of cell organelles in eukaryotes EXCEPT

Which structure in the human body will use flagella to move?

The assisted transport of a molecule across the cell membrane without an expenditure of energy is known as what?

The gel-like fluid substance within a mitochondrion is called the

What is the name of the semi-fluid medium inside the cell?

What components make up the ribosomes?

Exploring Life and Science

Chemistry of Life

Organization and Regulation of Body Systems

Cardiovascular System: Heart and Blood Vessels

Cardiovascular System: Blood

The Lymphatic and Immune Systems

Digestive System and Nutrition

Respiratory System

Urinary System

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Reproductive System

Human Development and Aging

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

DNA Biology and Technology

Human Evolution

Global Ecology and Human Interferences

Human Population, Planetary Resources, and Conservation

Infectious Diseases Supplement

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