Question 1

Which transport process requires a carrier molecule but does not use cellular energy?

Accepted Answer

A)  Active transport 
B)  Diffusion 
C)  Endocytosis 
D)  Facilitated diffusion 
E)  Osmosis 
A)  Active transport 
B)  Diffusion 
C)  Endocytosis 
D)  Facilitated diffusion 
E)  Osmosis

Question 2

What is a large, active phagocytic cell?

Accepted Answer

A)  Columnar cells of upper respiratory tract 
B)  Sperm cell 
C)  Columnar cells of small intestines 
D)  Red blood cells 
E)  Macrophage (large, mobile white blood cell) 
A)  Columnar cells of upper respiratory tract 
B)  Sperm cell 
C)  Columnar cells of small intestines 
D)  Red blood cells 
E)  Macrophage (large, mobile white blood cell)

Question 3

Cyanide stops the production of ATP. Which of the following processes would be affected?

Accepted Answer

A)  Simple diffusion 
B)  Osmosis 
C)  Active transport 
D)  Facilitated diffusion 
E)  Filtration 
A)  Simple diffusion 
B)  Osmosis 
C)  Active transport 
D)  Facilitated diffusion 
E)  Filtration

Question 4

The nucleus of a cell functions to

Accepted Answer

A)  digest lipids. 
B)  produce ATP. 
C)  produce secretory vesicles. 
D)  control and coordinate cellular activities. 
E)  synthesize proteins. 
A)  digest lipids. 
B)  produce ATP. 
C)  produce secretory vesicles. 
D)  control and coordinate cellular activities. 
E)  synthesize proteins.

Question 5

In the nucleus, DNA is wrapped with proteins. This complex is called ________.

Accepted Answer

A)  chromatin 
B)  cytoplasmic organelles 
C)  DNA particles 
D)  nucleoli 
E)  a DNA wrap 
A)  chromatin 
B)  cytoplasmic organelles 
C)  DNA particles 
D)  nucleoli 
E)  a DNA wrap

Question 6

Pinocytosis

Accepted Answer

A)  is a form of exocytosis. 
B)  involves ingestion of liquids rather than particles. 
C)  does not require ATP. 
D)  forms vesicles only when large amounts of material are being transported. 
E)  does not require the formation of vesicles. 
A)  is a form of exocytosis. 
B)  involves ingestion of liquids rather than particles. 
C)  does not require ATP. 
D)  forms vesicles only when large amounts of material are being transported. 
E)  does not require the formation of vesicles.

Question 7

A particular membrane transport process exhibits saturation, uses carrier molecules, but does NOT require ATP. The process is probably ________.

Accepted Answer

A)  active transport 
B)  facilitated diffusion 
C)  osmosis 
D)  pinocytosis 
E)  phagocytosis 
A)  active transport 
B)  facilitated diffusion 
C)  osmosis 
D)  pinocytosis 
E)  phagocytosis

Question 8

The sodium-potassium pump located in the plasma membrane

Accepted Answer

A)  actively transports potassium into cells. 
B)  osmotically moves sodium into cells. 
C)  actively transports water out of cells. 
D)  moves chlorine out of cells. 
E)  actively transports sodium into cells. 
A)  actively transports potassium into cells. 
B)  osmotically moves sodium into cells. 
C)  actively transports water out of cells. 
D)  moves chlorine out of cells. 
E)  actively transports sodium into cells.

Question 9

White blood cells engulf foreign particles by means of ________.

Accepted Answer

A)  macrocytosis 
B)  pinocytosis 
C)  exocytosis 
D)  phagocytosis 
E)  prestocytosis 
A)  macrocytosis 
B)  pinocytosis 
C)  exocytosis 
D)  phagocytosis 
E)  prestocytosis

Question 10

Which of the following structures is found in the nucleus?

Accepted Answer

A)  Cristae 
B)  Cytosol 
C)  Cisternae 
D)  Chromosome 
E)  Flattened membrane sacs 
A)  Cristae 
B)  Cytosol 
C)  Cisternae 
D)  Chromosome 
E)  Flattened membrane sacs

Question 11

Which molecule determines the fluidity of the plasma membrane?

Accepted Answer

A)  Cholesterol 
B)  Phospholipid 
C)  Protein 
A)  Cholesterol 
B)  Phospholipid 
C)  Protein

Question 12

Ribosomes are organelles responsible for

Accepted Answer

A)  protein synthesis. 
B)  manufacturing lipids. 
C)  cell movement and cell shape. 
D)  packaging "cell products" for export. 
E)  energy production. 
A)  protein synthesis. 
B)  manufacturing lipids. 
C)  cell movement and cell shape. 
D)  packaging "cell products" for export. 
E)  energy production.

Question 13

Glycolipids would contain both lipids and ________.

Accepted Answer

A)  carbohydrates 
B)  proteins 
C)  electrolytes 
D)  cholesterol 
E)  amino acids 
A)  carbohydrates 
B)  proteins 
C)  electrolytes 
D)  cholesterol 
E)  amino acids

Question 14

The greater the concentration of a solution, the greater the

Accepted Answer

A)  tendency for water to diffuse from the solution. 
B)  osmotic pressure of the solution. 
C)  number of carrier molecules present. 
D)  amount of solvent. 
E)  rate of facilitated diffusion. 
A)  tendency for water to diffuse from the solution. 
B)  osmotic pressure of the solution. 
C)  number of carrier molecules present. 
D)  amount of solvent. 
E)  rate of facilitated diffusion.

Question 15

The process by which there is programmed cellular death is ________.

Accepted Answer

A)  apoptosis 
B)  differentiation 
C)  mitosis 
D)  cleavage 
A)  apoptosis 
B)  differentiation 
C)  mitosis 
D)  cleavage

Question 16

Channel proteins

Accepted Answer

A)  are binding sites for other molecules. 
B)  utilize the G protein complex to function. 
C)  are found only on endoplasmic reticulum. 
D)  allow cells to recognize one another. 
E)  provide a tunnel through which ions or molecules can enter or leave the cell. 
A)  are binding sites for other molecules. 
B)  utilize the G protein complex to function. 
C)  are found only on endoplasmic reticulum. 
D)  allow cells to recognize one another. 
E)  provide a tunnel through which ions or molecules can enter or leave the cell.

Question 17

Solution A contains 5 grams of sugar per liter while solution B contains 2 grams of sugar per liter. The solutions are separated by a selectively permeable membrane. If the solvent in both solutions is water, predict in which direction most of the water molecules will move.

Accepted Answer

A)  Most of the water will move by simple diffusion from solution A to solution B. 
B)  Most of the water will move by osmosis from solution B to solution A. 
C)  Most of the water will move by active transport from solution B to solution A. 
D)  Most of the water will move by filtration from solution A to solution B. 
E)  There will be no movement of water. 
A)  Most of the water will move by simple diffusion from solution A to solution B. 
B)  Most of the water will move by osmosis from solution B to solution A. 
C)  Most of the water will move by active transport from solution B to solution A. 
D)  Most of the water will move by filtration from solution A to solution B. 
E)  There will be no movement of water.

Question 18

A runner produced hypotonic sweat while running a marathon in hot weather. After the race, he drank large volumes of water. As a result of the water intake, his body cells will

Accepted Answer

A)  shrink. 
B)  swell. 
C)  crenate. 
D)  shrivel. 
E)  not change. 
A)  shrink. 
B)  swell. 
C)  crenate. 
D)  shrivel. 
E)  not change.

Question 19

The ________ contains the genetic information of the cell.

Accepted Answer

A)  nucleolus 
B)  ribosome 
C)  nucleoplasm 
D)  nucleus 
E)  nucleosome 
A)  nucleolus 
B)  ribosome 
C)  nucleoplasm 
D)  nucleus 
E)  nucleosome

Question 20

Which cell type would have many Golgi apparatuses?

Accepted Answer

A)  White blood cell, a phagocyte 
B)  Mucus cell (secretes mucus) 
C)  Liver cells that detoxify hydrogen peroxide 
D)  Cardiac muscle cells (require large amounts of ATP) 
E)  Fibroblast (makes protein fibers) 
A)  White blood cell, a phagocyte 
B)  Mucus cell (secretes mucus) 
C)  Liver cells that detoxify hydrogen peroxide 
D)  Cardiac muscle cells (require large amounts of ATP) 
E)  Fibroblast (makes protein fibers)

Exam 3: Cell Biology

Which transport process requires a carrier molecule but does not use cellular energy?

What is a large, active phagocytic cell?

Cyanide stops the production of ATP. Which of the following processes would be affected?

The nucleus of a cell functions to

In the nucleus, DNA is wrapped with proteins. This complex is called ________.

Pinocytosis

A particular membrane transport process exhibits saturation, uses carrier molecules, but does NOT require ATP. The process is probably ________.

The sodium-potassium pump located in the plasma membrane

White blood cells engulf foreign particles by means of ________.

Which of the following structures is found in the nucleus?

Which molecule determines the fluidity of the plasma membrane?

Ribosomes are organelles responsible for

Glycolipids would contain both lipids and ________.

The greater the concentration of a solution, the greater the

The process by which there is programmed cellular death is ________.

Channel proteins

Solution A contains 5 grams of sugar per liter while solution B contains 2 grams of sugar per liter. The solutions are separated by a selectively permeable membrane. If the solvent in both solutions is water, predict in which direction most of the water molecules will move.

A runner produced hypotonic sweat while running a marathon in hot weather. After the race, he drank large volumes of water. As a result of the water intake, his body cells will

The ________ contains the genetic information of the cell.

Which cell type would have many Golgi apparatuses?

The Human Organism

The Chemical Basis of Life

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

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