Question 1

Who described the cells that he saw under the microscope as "animalcules"?

Accepted Answer

A) Robert Hooke 
B) Robert Brown 
C) Theodor Schwann 
D) Rudolf Virchow 
E) Anton van Leeuwenhoek 
A) Robert Hooke 
B) Robert Brown 
C) Theodor Schwann 
D) Rudolf Virchow 
E) Anton van Leeuwenhoek

Question 2

Where in cells are proteins manufactured?

Accepted Answer

A) Golgi bodies 
B) vesicles 
C) rough endoplasmic reticula 
D) lysosomes 
E) smooth endoplasmic reticula 
A) Golgi bodies 
B) vesicles 
C) rough endoplasmic reticula 
D) lysosomes 
E) smooth endoplasmic reticula

Question 3

Cells were first discovered in the __________century.

Accepted Answer

A) 14th 
B) 15th 
C) 16th 
D) 17th 
E) 18th 
A) 14th 
B) 15th 
C) 16th 
D) 17th 
E) 18th

Question 4

Which of the following are sometimes referred to as rough or smooth depending on structure?

Accepted Answer

A) Golgi bodies 
B) plasma membrane 
C) nuclear membrane 
D) lysosomes 
E) endoplasmic reticula 
A) Golgi bodies 
B) plasma membrane 
C) nuclear membrane 
D) lysosomes 
E) endoplasmic reticula

Question 5

Which is the correct sequence of polypeptide transport in the secretory pathway?

Accepted Answer

A) plasma membrane >>> Golgi bodies >>> ER >>> ribosome 
B) plasma membrane >>> ER >>> Golgi bodies >>> ribosome 
C) ribosome >>> Golgi bodies >>> ER >>> plasma membrane 
D) ribosome >>> ER >>> Golgi bodies >>> plasma membrane 
E) Golgi bodies >>> ribosomes >>> ER >>> plasma membrane 
A) plasma membrane >>> Golgi bodies >>> ER >>> ribosome 
B) plasma membrane >>> ER >>> Golgi bodies >>> ribosome 
C) ribosome >>> Golgi bodies >>> ER >>> plasma membrane 
D) ribosome >>> ER >>> Golgi bodies >>> plasma membrane 
E) Golgi bodies >>> ribosomes >>> ER >>> plasma membrane

Question 6

The cell wall

Accepted Answer

A) provides physical support for plant cells. 
B) controls the transport of materials out of the cell. 
C) replaces the plasma membrane in plant cells. 
D) is found in all eukaryotes. 
E) prevents the transport of toxic substances into the plant cells. 
A) provides physical support for plant cells. 
B) controls the transport of materials out of the cell. 
C) replaces the plasma membrane in plant cells. 
D) is found in all eukaryotes. 
E) prevents the transport of toxic substances into the plant cells.

Question 7

Plant cells build a cuticle

Accepted Answer

A) beneath the plasma membrane. 
B) between the plasma membrane and the primary cell wall. 
C) between the primary cell wall and the secondary cell wall. 
D) as a component of the secondary cell wall. 
E) at plant surfaces exposed to air. 
A) beneath the plasma membrane. 
B) between the plasma membrane and the primary cell wall. 
C) between the primary cell wall and the secondary cell wall. 
D) as a component of the secondary cell wall. 
E) at plant surfaces exposed to air.

Question 8

Eukaryotic animal cells have all of the following EXCEPT

Accepted Answer

A) cell membranes. 
B) cell walls. 
C) ribosomes. 
D) vacuoles. 
E) Golgi bodies. 
A) cell membranes. 
B) cell walls. 
C) ribosomes. 
D) vacuoles. 
E) Golgi bodies.

Question 9

The presence of which of the following features distinguishes prokaryotic cells from eukaryotic cells?

Accepted Answer

A) cytoplasm 
B) nucleus 
C) ribosomes 
D) plasma membrane 
E) DNA 
A) cytoplasm 
B) nucleus 
C) ribosomes 
D) plasma membrane 
E) DNA

Question 10

A rod-shaped bacterium's length of 1.50 µm can also be expressed as

Accepted Answer

A) 0.0015mm. 
B) 0.00015cm. 
C) 1.5x10-6m. 
D) 1.5x10-4cm. 
E) all of these. 
A) 0.0015mm. 
B) 0.00015cm. 
C) 1.5x10-6m. 
D) 1.5x10-4cm. 
E) all of these.

Question 11

The inner cell membrane divides the cell into compartments where substances are

Accepted Answer

A) moved about. 
B) synthesized. 
C) processed. 
D) degraded. 
E) all of these. 
A) moved about. 
B) synthesized. 
C) processed. 
D) degraded. 
E) all of these.

Question 12

Tay-Sachs disease affects which system?

Accepted Answer

A) reproductive 
B) digestive 
C) respiratory 
D) nervous 
E) cardiovascular 
A) reproductive 
B) digestive 
C) respiratory 
D) nervous 
E) cardiovascular

Question 13

Which of the following organelles is correctly matched with its function?

Accepted Answer

A) nucleus; protein synthesis 
B) ER; heredity 
C) Golgi bodies; packaging 
D) mitochondria; digestion 
E) chloroplasts; storage of lipids 
A) nucleus; protein synthesis 
B) ER; heredity 
C) Golgi bodies; packaging 
D) mitochondria; digestion 
E) chloroplasts; storage of lipids

Question 14

Which of the following contain enzymes, are the main organelles of intracellular digestion, and can digest whole cells?

Accepted Answer

A) Golgi bodies 
B) vesicles 
C) peroxisomes 
D) lysosomes 
E) endoplasmic reticula 
A) Golgi bodies 
B) vesicles 
C) peroxisomes 
D) lysosomes 
E) endoplasmic reticula

Question 15

A light microscope can clearly resolve two structures in a cell if they are no closer together than __________ percent of the shortest wavelength of visible light.

Accepted Answer

A) 90 
B) 80 
C) 75 
D) 60 
E) 50 
A) 90 
B) 80 
C) 75 
D) 60 
E) 50

Question 16

The endoplasmic reticulum

Accepted Answer

A) is found in both a rough and a smooth form. 
B) is the inner membrane of the mitochondria. 
C) is responsible for packaging proteins for transport. 
D) manufactures ATP. 
E) is found in the nucleus as well as in the cytoplasm. 
A) is found in both a rough and a smooth form. 
B) is the inner membrane of the mitochondria. 
C) is responsible for packaging proteins for transport. 
D) manufactures ATP. 
E) is found in the nucleus as well as in the cytoplasm.

Question 17

Escherichia coli O157:H7 cells usually infect humans when they come into contact with

Accepted Answer

A) other humans. 
B) canned fruit. 
C) animal feces. 
D) well-done steaks. 
E) all of these. 
A) other humans. 
B) canned fruit. 
C) animal feces. 
D) well-done steaks. 
E) all of these.

Question 18

Larger cells tend to

Accepted Answer

A) be long. 
B) be thin. 
C) have frilly surfaces. 
D) have folds that increase surface area. 
E) have any of these attributes. 
A) be long. 
B) be thin. 
C) have frilly surfaces. 
D) have folds that increase surface area. 
E) have any of these attributes.

Question 19

The activity of which organelles helps keep the ingestion of all but excessive amounts of ethyl alcohol from being fatal?

Accepted Answer

A) Golgi bodies 
B) vesicles 
C) mitochondria 
D) lysosomes 
E) peroxisomes 
A) Golgi bodies 
B) vesicles 
C) mitochondria 
D) lysosomes 
E) peroxisomes

Question 20

As few as __________ Escherichia coli O157:H7 cells can cause disease.

Accepted Answer

A) 11 
B) 100 
C) 10 
D) hundreds 
E) thousands 
A) 11 
B) 100 
C) 10 
D) hundreds 
E) thousands

Exam 4: Cell Structure and Function

Who described the cells that he saw under the microscope as "animalcules"?

Where in cells are proteins manufactured?

Cells were first discovered in the __________century.

Which of the following are sometimes referred to as rough or smooth depending on structure?

Which is the correct sequence of polypeptide transport in the secretory pathway?

The cell wall

Plant cells build a cuticle

Eukaryotic animal cells have all of the following EXCEPT

The presence of which of the following features distinguishes prokaryotic cells from eukaryotic cells?

A rod-shaped bacterium's length of 1.50 µm can also be expressed as

The inner cell membrane divides the cell into compartments where substances are

Tay-Sachs disease affects which system?

Which of the following organelles is correctly matched with its function?

Which of the following contain enzymes, are the main organelles of intracellular digestion, and can digest whole cells?

A light microscope can clearly resolve two structures in a cell if they are no closer together than __________ percent of the shortest wavelength of visible light.

The endoplasmic reticulum

Escherichia coli O157:H7 cells usually infect humans when they come into contact with

Larger cells tend to

The activity of which organelles helps keep the ingestion of all but excessive amounts of ethyl alcohol from being fatal?

As few as __________ Escherichia coli O157:H7 cells can cause disease.

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

Organizing Information About Species

The Origin and Evolution of Life

Viruses and Prokaryotes

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Animal Evolution the Chordates

Human Evolution: a Case Study

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Immunity

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters