Question 1

Cilia are found

Accepted Answer

A)  mostly in muscle cells. 
B)  on the inside of cell membranes. 
C)  in large numbers on cells that secrete hormones. 
D)  in cells that are required to move fluids or secretions along the cell surface. 
E)  only on cells lining the reproductive tract. 
A)  mostly in muscle cells. 
B)  on the inside of cell membranes. 
C)  in large numbers on cells that secrete hormones. 
D)  in cells that are required to move fluids or secretions along the cell surface. 
E)  only on cells lining the reproductive tract.

Question 2

The movement of water across a membrane from an area of higher water (lower solute) concentration to an area of lower water (higher solute) concentration is known as

Accepted Answer

A)  filtration. 
B)  active transport. 
C)  diffusion. 
D)  facilitated diffusion. 
E)  osmosis. 
A)  filtration. 
B)  active transport. 
C)  diffusion. 
D)  facilitated diffusion. 
E)  osmosis.

Question 3

When genes are switched off to allow a cell to restrict or specialize its functions, the process is called

Accepted Answer

A)  adaptation. 
B)  differentiation. 
C)  structural integration. 
D)  destabilization. 
E)  cellular activation. 
A)  adaptation. 
B)  differentiation. 
C)  structural integration. 
D)  destabilization. 
E)  cellular activation.

Question 4

The release of intracellular materials by a vesicle at the cell surface is called

Accepted Answer

A)  osmosis. 
B)  active transport. 
C)  exocytosis. 
D)  endocytosis. 
E)  an ion exchange pump. 
A)  osmosis. 
B)  active transport. 
C)  exocytosis. 
D)  endocytosis. 
E)  an ion exchange pump.

Question 5

Anticodons are found on which molecule?

Accepted Answer

A)  DNA 
B)  mRNA 
C)  ribosomal RNA 
D)  tRNA 
E)  rough ER 
A)  DNA 
B)  mRNA 
C)  ribosomal RNA 
D)  tRNA 
E)  rough ER

Question 6

Which process occurs during telophase?

Accepted Answer

A)  coiling up and condensing of the chromatin 
B)  replication of the chromosomes 
C)  alignment of the chromosomes along the center of the cell 
D)  the pulling apart of the chromatids 
E)  the division of the cell cytoplasm 
A)  coiling up and condensing of the chromatin 
B)  replication of the chromosomes 
C)  alignment of the chromosomes along the center of the cell 
D)  the pulling apart of the chromatids 
E)  the division of the cell cytoplasm

Question 7

During the process of mitosis, chromatids separate during

Accepted Answer

A)  prophase. 
B)  metaphase. 
C)  interphase. 
D)  telophase. 
E)  anaphase. 
A)  prophase. 
B)  metaphase. 
C)  interphase. 
D)  telophase. 
E)  anaphase.

Question 8

Which of the following is a concept of the cell theory?

Accepted Answer

A)  Cells are the basic structural unit of life. 
B)  Tissues are the site of control. 
C)  Organelles are the basic functional unit of life. 
D)  Cells are produced by meiosis. 
E)  Cells are immortal. 
A)  Cells are the basic structural unit of life. 
B)  Tissues are the site of control. 
C)  Organelles are the basic functional unit of life. 
D)  Cells are produced by meiosis. 
E)  Cells are immortal.

Question 9

Figure 3-3 Anatomy of a Model Cell
Use Figure 3-3 to answer the following questions:
-Which of the following labeled structures is essential for movement of the chromosomes during cell division?

Accepted Answer

A)  5 
B)  3 
C)  2 
D)  6 
E)  1 
A)  5 
B)  3 
C)  2 
D)  6 
E)  1

Question 10

The commonly prescribed antibiotic Clindamycin blocks the peptide bond formation between amino acids during protein synthesis. This would happen during

Accepted Answer

A)  transformation. 
B)  translation. 
C)  transcription. 
D)  replication. 
E)  mitosis. 
A)  transformation. 
B)  translation. 
C)  transcription. 
D)  replication. 
E)  mitosis.

Question 11

Figure 3-5 Protein Synthesis
Use Figure 3-5 to answer the following question:
Structure #4 is where the protein

Accepted Answer

A)  folds into its 3D shape and is possibly modified. 
B)  is converted into mRNA. 
C)  is released out of the cell. 
D)  combined with DNA to form nucleoproteins. 
E)  is endocytosed. 
A)  folds into its 3D shape and is possibly modified. 
B)  is converted into mRNA. 
C)  is released out of the cell. 
D)  combined with DNA to form nucleoproteins. 
E)  is endocytosed.

Question 12

The single structure that allows locomotion in some cells is the

Accepted Answer

A)  histone. 
B)  cilium. 
C)  microfilament. 
D)  flagellum. 
E)  intermediate filament. 
A)  histone. 
B)  cilium. 
C)  microfilament. 
D)  flagellum. 
E)  intermediate filament.

Question 13

Peroxisomes are most closely related to

Accepted Answer

A)  mitochondria. 
B)  nuclei. 
C)  nucleoli. 
D)  Golgi apparati. 
E)  lysosomes. 
A)  mitochondria. 
B)  nuclei. 
C)  nucleoli. 
D)  Golgi apparati. 
E)  lysosomes.

Question 14

The phosphate "head" of a phospholipid is

Accepted Answer

A)  hydrophobic. 
B)  hydrophilic. 
C)  polar. 
D)  nonpolar. 
E)  both hydrophilic and polar. 
A)  hydrophobic. 
B)  hydrophilic. 
C)  polar. 
D)  nonpolar. 
E)  both hydrophilic and polar.

Question 15

Opening a bottle of perfume releases perfume molecules from the container, and within a few minutes the perfume can be smelled by a person many feet away from the bottle. This illustrates

Accepted Answer

A)  diffusion. 
B)  facilitated diffusion. 
C)  osmosis. 
D)  filtration. 
E)  active transport. 
A)  diffusion. 
B)  facilitated diffusion. 
C)  osmosis. 
D)  filtration. 
E)  active transport.

Question 16

Which of the following is true of the sodium-potassium exchange pump?

Accepted Answer

A)  It maintains sodium at equal intracellular and extracellular levels. 
B)  It is a passive transport process. 
C)  It moves sodium into the cell and potassium out of the cell. 
D)  There is one type of carrier protein for sodium and a different type of carrier protein for potassium. 
E)  It is an example of active transport. 
A)  It maintains sodium at equal intracellular and extracellular levels. 
B)  It is a passive transport process. 
C)  It moves sodium into the cell and potassium out of the cell. 
D)  There is one type of carrier protein for sodium and a different type of carrier protein for potassium. 
E)  It is an example of active transport.

Question 17

You are a researcher specializing in cytology, specifically the cell structures of the skeletal muscle that moves the body. The instrument that you would use to see the fine detail within cells would be the

Accepted Answer

A)  MRI scan. 
B)  light microscope. 
C)  scanning electron microscope. 
D)  transmission electron microscope. 
E)  CT scan. 
A)  MRI scan. 
B)  light microscope. 
C)  scanning electron microscope. 
D)  transmission electron microscope. 
E)  CT scan.

Question 18

Determine the identity of the structure labeled #7. The structure contains the specific base sequence AUG, which codes for

Accepted Answer

A)  cysteine. 
B)  alanine. 
C)  methionine. 
D)  phenylalanine. 
E)  valine. 
A)  cysteine. 
B)  alanine. 
C)  methionine. 
D)  phenylalanine. 
E)  valine.

Question 19

The process by which cells become specialized is called

Accepted Answer

A)  differentiation. 
B)  mutation. 
C)  growth. 
D)  synthesis. 
E)  mitosis. 
A)  differentiation. 
B)  mutation. 
C)  growth. 
D)  synthesis. 
E)  mitosis.

Question 20

Which of the following is an example of membranous organelles?

Accepted Answer

A)  lysosomes 
B)  cilia 
C)  centrioles 
D)  ribosomes 
E)  cytoskeleton 
A)  lysosomes 
B)  cilia 
C)  centrioles 
D)  ribosomes 
E)  cytoskeleton

Cilia are found

The movement of water across a membrane from an area of higher water (lower solute) concentration to an area of lower water (higher solute) concentration is known as

When genes are switched off to allow a cell to restrict or specialize its functions, the process is called

The release of intracellular materials by a vesicle at the cell surface is called

Anticodons are found on which molecule?

Which process occurs during telophase?

During the process of mitosis, chromatids separate during

Which of the following is a concept of the cell theory?

Figure 3-3 Anatomy of a Model Cell Use Figure 3-3 to answer the following questions: -Which of the following labeled structures is essential for movement of the chromosomes during cell division?

The commonly prescribed antibiotic Clindamycin blocks the peptide bond formation between amino acids during protein synthesis. This would happen during

Figure 3-5 Protein Synthesis Use Figure 3-5 to answer the following question: Structure #4 is where the protein

The single structure that allows locomotion in some cells is the

Peroxisomes are most closely related to

The phosphate "head" of a phospholipid is

Opening a bottle of perfume releases perfume molecules from the container, and within a few minutes the perfume can be smelled by a person many feet away from the bottle. This illustrates

Which of the following is true of the sodium-potassium exchange pump?

You are a researcher specializing in cytology, specifically the cell structures of the skeletal muscle that moves the body. The instrument that you would use to see the fine detail within cells would be the

Determine the identity of the structure labeled #7. The structure contains the specific base sequence AUG, which codes for

The process by which cells become specialized is called

Which of the following is an example of membranous organelles?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

The Reproductive System

Development and Inheritance

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Exam 3: Cell Structure and Function

Cilia are found

The movement of water across a membrane from an area of higher water (lower solute) concentration to an area of lower water (higher solute) concentration is known as

When genes are switched off to allow a cell to restrict or specialize its functions, the process is called

The release of intracellular materials by a vesicle at the cell surface is called

Anticodons are found on which molecule?

Which process occurs during telophase?

During the process of mitosis, chromatids separate during

Which of the following is a concept of the cell theory?

Figure 3-3 Anatomy of a Model Cell Use Figure 3-3 to answer the following questions: -Which of the following labeled structures is essential for movement of the chromosomes during cell division?

The commonly prescribed antibiotic Clindamycin blocks the peptide bond formation between amino acids during protein synthesis. This would happen during

Figure 3-5 Protein Synthesis Use Figure 3-5 to answer the following question: Structure #4 is where the protein

The single structure that allows locomotion in some cells is the

Peroxisomes are most closely related to

The phosphate "head" of a phospholipid is

Opening a bottle of perfume releases perfume molecules from the container, and within a few minutes the perfume can be smelled by a person many feet away from the bottle. This illustrates

Which of the following is true of the sodium-potassium exchange pump?

You are a researcher specializing in cytology, specifically the cell structures of the skeletal muscle that moves the body. The instrument that you would use to see the fine detail within cells would be the

Determine the identity of the structure labeled #7. The structure contains the specific base sequence AUG, which codes for

The process by which cells become specialized is called

Which of the following is an example of membranous organelles?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

The Reproductive System

Development and Inheritance

Filters