Question 1

What differentiates passive transport from active transport?

Accepted Answer

A) Passive transport moves substances into cells,while active transport moves substances out of cells. 
B) Passive transport requires carriers,while active transport does not. 
C) Passive transport does not use cellular energy,while active transport uses cellular energy. 
D) Passive transport only moves water,while active transport only moves proteins. 
A) Passive transport moves substances into cells,while active transport moves substances out of cells. 
B) Passive transport requires carriers,while active transport does not. 
C) Passive transport does not use cellular energy,while active transport uses cellular energy. 
D) Passive transport only moves water,while active transport only moves proteins.

Question 2

The formation of a pocket of the plasma membrane to bring in solid materials is called

Accepted Answer

A) exocytosis. 
B) pinocytosis. 
C) phagocytosis. 
D) facilitated diffusion. 
A) exocytosis. 
B) pinocytosis. 
C) phagocytosis. 
D) facilitated diffusion.

Question 3

Apoptosis

Accepted Answer

A) involves the destruction of a cell. 
B) occurs at the restriction checkpoint. 
C) is not a component of the cell cycle. 
D) All apply. 
A) involves the destruction of a cell. 
B) occurs at the restriction checkpoint. 
C) is not a component of the cell cycle. 
D) All apply.

Question 4

Active transport

Accepted Answer

A) moves materials against their concentration gradients. 
B) requires energy. 
C) occurs in cells with many mitochondria. 
D) All apply. 
A) moves materials against their concentration gradients. 
B) requires energy. 
C) occurs in cells with many mitochondria. 
D) All apply.

Question 5

The random movement of simple substances from an area of higher concentration to an area of lower concentration is called

Accepted Answer

A) osmosis. 
B) filtration. 
C) diffusion. 
D) pumping. 
A) osmosis. 
B) filtration. 
C) diffusion. 
D) pumping.

Question 6

The separation of sister chromatids occurs during

Accepted Answer

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

Question 7

Which of the following organelles functions in protein synthesis?

Accepted Answer

A) Ribosomes 
B) Golgi apparatus 
C) Smooth ER 
D) All apply. 
A) Ribosomes 
B) Golgi apparatus 
C) Smooth ER 
D) All apply.

Question 8

What happens to chromosome number as a result of meiosis?

Accepted Answer

A) It is halved. 
B) It stays the same. 
C) It is doubled. 
D) It is tripled. 
A) It is halved. 
B) It stays the same. 
C) It is doubled. 
D) It is tripled.

Question 9

When a cell is placed into a(n)__________ solution,the cell maintains its size.

Accepted Answer

A) isotonic 
B) hypotonic 
C) hypertonic 
A) isotonic 
B) hypotonic 
C) hypertonic

Question 10

Which cytoskeletal structure is involved in the movement of chromosomes during cell division?

Accepted Answer

A) Actin filaments 
B) Intermediate filaments 
C) Microtubules 
D) Microvilli 
A) Actin filaments 
B) Intermediate filaments 
C) Microtubules 
D) Microvilli

Question 11

The process of cell division involves the two stages called

Accepted Answer

A) interphase and cytokinesis. 
B) interphase and mitosis. 
C) mitosis and cytokinesis. 
D) cytokinesis and G1 phase. 
A) interphase and cytokinesis. 
B) interphase and mitosis. 
C) mitosis and cytokinesis. 
D) cytokinesis and G1 phase.

Question 12

Mitosis occurs during

Accepted Answer

A) growth. 
B) tissue repair. 
C) production of egg and sperm. 
D) growth and tissue repair. 
A) growth. 
B) tissue repair. 
C) production of egg and sperm. 
D) growth and tissue repair.

What differentiates passive transport from active transport?

The formation of a pocket of the plasma membrane to bring in solid materials is called

Apoptosis

Active transport

The random movement of simple substances from an area of higher concentration to an area of lower concentration is called

The separation of sister chromatids occurs during

Which of the following organelles functions in protein synthesis?

What happens to chromosome number as a result of meiosis?

When a cell is placed into a(n)__________ solution,the cell maintains its size.

Which cytoskeletal structure is involved in the movement of chromosomes during cell division?

The process of cell division involves the two stages called

Mitosis occurs during

Organization of the Body

Chemistry of Life

Body Tissues and Membranes

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The Sensory System

The Endocrine System

Blood

The Cardiovascular System

The Lymphatic System and Body Defenses

The Respiratory System

The Digestive System

The Urinary System and Excretion

The Reproductive System

Human Development and Birth

Human Genetics

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Exam 3: Cell Structure and Function

What differentiates passive transport from active transport?

The formation of a pocket of the plasma membrane to bring in solid materials is called

Apoptosis

Active transport

The random movement of simple substances from an area of higher concentration to an area of lower concentration is called

The separation of sister chromatids occurs during

Which of the following organelles functions in protein synthesis?

What happens to chromosome number as a result of meiosis?

When a cell is placed into a(n)__________ solution,the cell maintains its size.

Which cytoskeletal structure is involved in the movement of chromosomes during cell division?

The process of cell division involves the two stages called

Mitosis occurs during

Organization of the Body

Chemistry of Life

Body Tissues and Membranes

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The Sensory System

The Endocrine System

Blood

The Cardiovascular System

The Lymphatic System and Body Defenses

The Respiratory System

The Digestive System

The Urinary System and Excretion

The Reproductive System

Human Development and Birth

Human Genetics

Filters