Question 1

During exocytosis,the phospholipids present in the vesicle membrane will end up in the plasma membrane.

Accepted Answer

A) True 
 B)False

Question 2

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 two 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 two identical cells. 
E)  The cellular metabolism increased in rate.

Question 3

During a hurricane,salt water invades fresh water marshes causing many of the plants to die.The plants are killed because the salt water solution is ________ to the plants,drawing water from their cells.

Accepted Answer

A)  isotonic 
B)  hypotonic 
C)  mesotonic 
D)  oligotonic 
E)  hypertonic 
A)  isotonic 
B)  hypotonic 
C)  mesotonic 
D)  oligotonic 
E)  hypertonic

Question 4

When ATP is broken down,heat is released.

Accepted Answer

A) True 
 B)False

Question 5

The light microscope has a resolving power of

Accepted Answer

A)  0.1 mm. 
B)  0.01 mm. 
C)  0.0001 mm. 
D)  0.000001 mm. 
E)  0.00000001 mm. 
A)  0.1 mm. 
B)  0.01 mm. 
C)  0.0001 mm. 
D)  0.000001 mm. 
E)  0.00000001 mm.

Question 6

Which of the following would be a way of finishing this hypothesis about the function of the Golgi apparatus? If the Golgi apparatus is involved in packaging products for secretion,then

Accepted Answer

A)  vesicles must travel from the Golgi to the cell surface. 
B)  vesicles must travel from the RER and SER to the Golgi apparatus. 
C)  the Golgi apparatus must be part of the endomembrane system. 
D)  the Golgi apparatus must consist of 3 to 20 slightly curved sacs. 
E)  the Golgi apparatus would contain proteins. 
A)  vesicles must travel from the Golgi to the cell surface. 
B)  vesicles must travel from the RER and SER to the Golgi apparatus. 
C)  the Golgi apparatus must be part of the endomembrane system. 
D)  the Golgi apparatus must consist of 3 to 20 slightly curved sacs. 
E)  the Golgi apparatus would contain proteins.

Question 7

Since all organisms carry on cellular respiration,all living cells must contain mitochondria.

Accepted Answer

A) True 
 B)False

Question 8

Brett needs to distinguish two points that are 0.5 mm apart.What is the easiest way to do this?

Accepted Answer

A)  Use a transmission electron microscope. 
B)  Use a compound light microscope. 
C)  Use his eyes. 
D)  Use a magnifying glass. 
E)  Use a scanning electron microscope. 
A)  Use a transmission electron microscope. 
B)  Use a compound light microscope. 
C)  Use his eyes. 
D)  Use a magnifying glass. 
E)  Use a scanning electron microscope.

Question 9

Which organelle can be likened to a post office?

Accepted Answer

A)  nucleus 
B)  nucleolus 
C)  mitochondria 
D)  endoplasmic reticulum 
E)  Golgi apparatus 
A)  nucleus 
B)  nucleolus 
C)  mitochondria 
D)  endoplasmic reticulum 
E)  Golgi apparatus

Question 10

Cilia are composed of microtubules while flagella are composed of actin filaments.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following diseases would you expect in someone with malfunctioning cilia?

Accepted Answer

A)  recurrent respiratory infections 
B)  heart attack 
C)  urinary infections 
D)  muscle paralysis 
E)  brittle bones 
A)  recurrent respiratory infections 
B)  heart attack 
C)  urinary infections 
D)  muscle paralysis 
E)  brittle bones

Question 12

Sheree observed an amoeba feeding by engulfing the prey with its false feet or pseudopods.This process is known as

Accepted Answer

A)  pinocytosis. 
B)  phagocytosis. 
C)  exocytosis. 
D)  facilitated transport. 
E)  osmosis. 
A)  pinocytosis. 
B)  phagocytosis. 
C)  exocytosis. 
D)  facilitated transport. 
E)  osmosis.

Question 13

Because bacteria are prokaryotes,they do not have DNA.

Accepted Answer

A) True 
 B)False

Question 14

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 15

A malfunction with the microtubules would interfere with mitosis and meiosis.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is not associated with the cytoskeleton?

Accepted Answer

A)  intermediate filaments 
B)  microtubules 
C)  microbodies 
D)  actin filaments 
E)  centrosome 
A)  intermediate filaments 
B)  microtubules 
C)  microbodies 
D)  actin filaments 
E)  centrosome

Question 17

What is the name of a photograph of a specimen obtained with a microscope?

Accepted Answer

A)  negative 
B)  dermatome 
C)  thermograph 
D)  micrograph 
E)  chromatograph 
A)  negative 
B)  dermatome 
C)  thermograph 
D)  micrograph 
E)  chromatograph

Question 18

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 19

How large is a nuclear pore in the nuclear envelope?

Accepted Answer

A)  larger than a ribosome 
B)  larger than the Golgi apparatus 
C)  larger than the endoplasmic reticulum 
D)  smaller than a ribosome 
E)  smaller than a protein 
A)  larger than a ribosome 
B)  larger than the Golgi apparatus 
C)  larger than the endoplasmic reticulum 
D)  smaller than a ribosome 
E)  smaller than a protein

Question 20

Whose work proved conclusively that spontaneous generation of life from nonlife was not possible?

Accepted Answer

A)  Louis Pasteur 
B)  Charles Darwin 
C)  John Ray 
D)  Walther Flemming 
E)  Georges Cuvier 
A)  Louis Pasteur 
B)  Charles Darwin 
C)  John Ray 
D)  Walther Flemming 
E)  Georges Cuvier

Exam 3: Cell Structure and Function

During exocytosis,the phospholipids present in the vesicle membrane will end up in the plasma membrane.

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

During a hurricane,salt water invades fresh water marshes causing many of the plants to die.The plants are killed because the salt water solution is ________ to the plants,drawing water from their cells.

When ATP is broken down,heat is released.

The light microscope has a resolving power of

Which of the following would be a way of finishing this hypothesis about the function of the Golgi apparatus? If the Golgi apparatus is involved in packaging products for secretion,then

Since all organisms carry on cellular respiration,all living cells must contain mitochondria.

Brett needs to distinguish two points that are 0.5 mm apart.What is the easiest way to do this?

Which organelle can be likened to a post office?

Cilia are composed of microtubules while flagella are composed of actin filaments.

Which of the following diseases would you expect in someone with malfunctioning cilia?

Sheree observed an amoeba feeding by engulfing the prey with its false feet or pseudopods.This process is known as

Because bacteria are prokaryotes,they do not have DNA.

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

A malfunction with the microtubules would interfere with mitosis and meiosis.

Which of the following is not associated with the cytoskeleton?

What is the name of a photograph of a specimen obtained with a microscope?

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

How large is a nuclear pore in the nuclear envelope?

Whose work proved conclusively that spontaneous generation of life from nonlife was not possible?

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

Infectious Diseases

Digestive System and Nutrition

Respiratory System

Urinary System

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Reproductive System

Development and Aging

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

Dna Biology and Technology

Human Evolution

Ecology and the Nature of Ecosystems

Human Interactions With the Biosphere

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