Question 1

Which of the following is not true of diffusion?

Accepted Answer

A)  Uses cellular energy 
B)  Can occur in living and nonliving cells 
C)  May occur both into and out of the cell 
D)  Energy source is cellular 
A)  Uses cellular energy 
B)  Can occur in living and nonliving cells 
C)  May occur both into and out of the cell 
D)  Energy source is cellular

Question 2

If a cell were placed in a hypertonic solution:

Accepted Answer

A)  there would be a net gain of water into the cell. 
B)  there would be a net loss of water out of the cell. 
C)  no water would move into or out of the cell. 
D)  water would move into and out of the cell in equal amounts. 
A)  there would be a net gain of water into the cell. 
B)  there would be a net loss of water out of the cell. 
C)  no water would move into or out of the cell. 
D)  water would move into and out of the cell in equal amounts.

Question 3

The sodium-potassium pump is an example of a passive transport process.

Accepted Answer

A) True 
 B)False

Question 4

Diffusion is a form of filtration that results in the separation of small and large solute particles.

Accepted Answer

A) True 
 B)False

Question 5

A molecule or other agent that alters enzyme function by changing the enzyme's shape is called a(n):

Accepted Answer

A)  cofactor. 
B)  coenzyme. 
C)  allosteric effector. 
D)  proenzyme. 
A)  cofactor. 
B)  coenzyme. 
C)  allosteric effector. 
D)  proenzyme.

Question 6

Activation energy is the amount of energy gained by the cell as a result of a catabolic pathway.

Accepted Answer

A) True 
 B)False

Question 7

Explain the classification system and naming system for enzymes.

Accepted Answer

The classification system for enzymes is

Question 8

Which of the following is true of catabolic pathways?

Accepted Answer

A)  They turn larger molecules into smaller ones. 
B)  They turn smaller molecules into larger ones. 
C)  They require energy from the cell. 
D)  Both B and C are true. 
A)  They turn larger molecules into smaller ones. 
B)  They turn smaller molecules into larger ones. 
C)  They require energy from the cell. 
D)  Both B and C are true.

Question 9

A hypertonic solution has a higher amount of osmotic potential than any other type of solution.

Accepted Answer

A) True 
 B)False

Question 10

The measurement of potential osmotic pressure is easier to determine than actual osmotic pressure.

Accepted Answer

A) True 
 B)False

Question 11

Materials can be moved from a low concentration to a high concentration through:

Accepted Answer

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

Question 12

Match each term with its description.
-Last step in cellular respiration

Accepted Answer

A) Cytosol 
B) Citric acid cycle 
C) Pyruvic acid 
D) Acetyl coenzyme A 
E) NAD
F)Mitochondria
G)Lactic acid
H)Electron transport system
I)Anaerobic
J)Glycolysis 
A) Cytosol 
B) Citric acid cycle 
C) Pyruvic acid 
D) Acetyl coenzyme A 
E) NAD
F)Mitochondria
G)Lactic acid
H)Electron transport system
I)Anaerobic
J)Glycolysis

Question 13

If a blood cell was placed in a solution and the cell began to swell and take in water, the solution would be called hypotonic to the cell.

Accepted Answer

A) True 
 B)False

Question 14

Phagocytosis and exocytosis are opposite processes.

Accepted Answer

A) True 
 B)False

Question 15

The proteins in the cell membrane that can open and close are called:

Accepted Answer

A)  enzymes. 
B)  gated channel proteins. 
C)  glycoproteins. 
D)  both A and B. 
A)  enzymes. 
B)  gated channel proteins. 
C)  glycoproteins. 
D)  both A and B.

Question 16

Which is not true about the sodium and potassium pump?

Accepted Answer

A)  It uses cellular energy. 
B)  Sodium moves into the cell and potassium moves out of the cell. 
C)  A carrier system is used. 
D)  It can move substances against their concentration gradient. 
A)  It uses cellular energy. 
B)  Sodium moves into the cell and potassium moves out of the cell. 
C)  A carrier system is used. 
D)  It can move substances against their concentration gradient.

Question 17

The energy storage molecules NADH and FADH₂ have their energy converted to ATP in the electron transport system.

Accepted Answer

A) True 
 B)False

Question 18

Explain how the allosteric site on an enzyme allows the enzyme to function. Explain the types of allosteric effectors.

Accepted Answer

The allosteric site on an enzyme is a re

Question 19

Match each term with its description.
-Part of the cell in which glycolysis takes place

Accepted Answer

A) Cytosol 
B) Citric acid cycle 
C) Pyruvic acid 
D) Acetyl coenzyme A 
E) NAD
F)Mitochondria
G)Lactic acid
H)Electron transport system
I)Anaerobic
J)Glycolysis 
A) Cytosol 
B) Citric acid cycle 
C) Pyruvic acid 
D) Acetyl coenzyme A 
E) NAD
F)Mitochondria
G)Lactic acid
H)Electron transport system
I)Anaerobic
J)Glycolysis

Question 20

Match each term with its description.
-Describes a process that can take place without oxygen

Accepted Answer

A) Cytosol 
B) Citric acid cycle 
C) Pyruvic acid 
D) Acetyl coenzyme A 
E) NAD
F)Mitochondria
G)Lactic acid
H)Electron transport system
I)Anaerobic
J)Glycolysis 
A) Cytosol 
B) Citric acid cycle 
C) Pyruvic acid 
D) Acetyl coenzyme A 
E) NAD
F)Mitochondria
G)Lactic acid
H)Electron transport system
I)Anaerobic
J)Glycolysis

Exam 6: Cell Function

Which of the following is not true of diffusion?

If a cell were placed in a hypertonic solution:

The sodium-potassium pump is an example of a passive transport process.

Diffusion is a form of filtration that results in the separation of small and large solute particles.

A molecule or other agent that alters enzyme function by changing the enzyme's shape is called a(n):

Activation energy is the amount of energy gained by the cell as a result of a catabolic pathway.

Explain the classification system and naming system for enzymes.

Which of the following is true of catabolic pathways?

A hypertonic solution has a higher amount of osmotic potential than any other type of solution.

The measurement of potential osmotic pressure is easier to determine than actual osmotic pressure.

Materials can be moved from a low concentration to a high concentration through:

Match each term with its description. -Last step in cellular respiration

If a blood cell was placed in a solution and the cell began to swell and take in water, the solution would be called hypotonic to the cell.

Phagocytosis and exocytosis are opposite processes.

The proteins in the cell membrane that can open and close are called:

Which is not true about the sodium and potassium pump?

The energy storage molecules NADH and FADH₂ have their energy converted to ATP in the electron transport system.

Explain how the allosteric site on an enzyme allows the enzyme to function. Explain the types of allosteric effectors.

Match each term with its description. -Part of the cell in which glycolysis takes place

Match each term with its description. -Describes a process that can take place without oxygen

Organization of the Body

Homeostasis

Chemical Basis of Life

Biomolecules

Cell Structure

Cell Growth and Development

Introduction to Tissues

Tissue Types

Skin

Skeletal Tissues

Axial Skeleton

Appendicular Skeleton

Articulations

Axial Muscles

Appendicular Muscles

Muscle Contraction

Nervous System Cells

Nerve Signaling

Central Nervous System

Peripheral Nervous System

Autonomic Nervous System

General Senses

Special Senses

Endocrine Regulation

Endocrine Glands

Blood

Heart

Blood Vessels

Circulation of the Blood

Lymphatic System

Innate Immunity

Adaptive Immunity

Stress

Respiratory Tract

Ventilation

Gas Exchange & Transport

Upper Digestive Tract

Lower Digestive Tract

Digestion and Absorption

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid Base Balance

Male Reproductive System

Female Reproductive System

Growth and Development

Genetics and Heredity

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