Question 1

What is the function of mitochondria?

Accepted Answer

A)  To manufacture protein 
B)  To release energy from glucose molecules 
C)  To digest lipid molecules 
D)  To synthesize lipids 
E)  To transport material 
A)  To manufacture protein 
B)  To release energy from glucose molecules 
C)  To digest lipid molecules 
D)  To synthesize lipids 
E)  To transport material

Question 2

A ligand would enter a cell using what process?

Accepted Answer

A)  Passive transport 
B)  Exocytosis 
C)  Receptor-mediated endocytosis 
D)  Pinocytosis 
E)  Simple diffusion 
A)  Passive transport 
B)  Exocytosis 
C)  Receptor-mediated endocytosis 
D)  Pinocytosis 
E)  Simple diffusion

Question 3

In Krabbe disease, an enzyme normally present in the __________ is abnormal or absent.

Accepted Answer

A)  centrosomes 
B)  lysosomes 
C)  cilia 
D)  peroxisomes 
E)  nucleus 
A)  centrosomes 
B)  lysosomes 
C)  cilia 
D)  peroxisomes 
E)  nucleus

Question 4

In prophase, DNA is tightly coiled into darkly staining structures called chromatin.

Accepted Answer

A) True 
 B)False

Question 5

Glucose is a polar molecule that requires a carrier protein in order to diffuse through the plasma membrane's nonpolar barrier. Diffusion of substances that require carrier proteins is known as ____________.

Accepted Answer

A)  active transport 
B)  transcytosis 
C)  facilitated diffusion 
D)  reverse osmosis 
E)  endocytosis 
A)  active transport 
B)  transcytosis 
C)  facilitated diffusion 
D)  reverse osmosis 
E)  endocytosis

Question 6

Ribosomes are composed largely of protein and __________.

Accepted Answer

A)  RNA 
B)  DNA 
C)  lipid 
D)  carbohydrate 
E)  water 
A)  RNA 
B)  DNA 
C)  lipid 
D)  carbohydrate 
E)  water

Question 7

Diffusion may take place even when a concentration gradient is absent.

Accepted Answer

A) True 
 B)False

Question 8

Tina has a sunburn. A week later, the skin on her burnt shoulder peels away. The cells are undergoing __________.

Accepted Answer

A)  apoptosis 
B)  mitosis 
C)  metastasis 
D)  secretion 
E)  signal transduction 
A)  apoptosis 
B)  mitosis 
C)  metastasis 
D)  secretion 
E)  signal transduction

Question 9

All integral proteins extend through the plasma membrane and protrude on both sides.

Accepted Answer

A) True 
 B)False

Question 10

Mitosis is division of the _____. Upon completion of the cell cycle that includes mitosis, there are _____ cells.
A) cytoplasm; 2
B) nucleus; 2
C) cytoplasm; 4
D) nucleus; 4

Accepted Answer

The answer of Mitosis is division of the _____. Upon...

Question 11

Tiny droplets of fluid can cross a cell membrane and enter a cell using the process called __________.

Accepted Answer

A)  phagocytosis 
B)  active transport 
C)  passive transport 
D)  pinocytosis 
E)  receptor-mediated endocytosis 
A)  phagocytosis 
B)  active transport 
C)  passive transport 
D)  pinocytosis 
E)  receptor-mediated endocytosis

Question 12

Ringer's solution is isotonic to blood; it contains various solutes whose concentrations are often expressed in mEq/L, or millEquivalents per Liter. If Ringer's has a total solute concentration of approximately 300 mEq/L, then a solution of 500 mEq/L would be _______ to the blood.

Accepted Answer

The answer of Ringer's solution is isotonic to blood; it...

Question 13

The three-dimensional form of a cell affects its ability to perform its function.

Accepted Answer

A) True 
 B)False

Question 14

White blood cells that take in particles and cellular debris are called __________.

Accepted Answer

A)  pinocytes 
B)  erythrocytes 
C)  phagocytes 
D)  hepatocytes 
E)  endocytes 
A)  pinocytes 
B)  erythrocytes 
C)  phagocytes 
D)  hepatocytes 
E)  endocytes

Question 15

What cellular transport process requires the greatest expenditure of cellular energy?

Accepted Answer

A)  Diffusion 
B)  Osmosis 
C)  Active transport 
D)  Filtration 
E)  Passive transport 
A)  Diffusion 
B)  Osmosis 
C)  Active transport 
D)  Filtration 
E)  Passive transport

Question 16

What is the function of a glycoprotein that extends from the surface of a cell?

Accepted Answer

A)  To indicate whether protein synthesis is taking place in the cell 
B)  To combine with other glycoproteins to form cilia 
C)  To mark the cell as belonging to a particular type of tissue or organ in a particular person 
D)  To dip back inside the cell if a person contracts an infection 
E)  To form a lipid bilayer 
A)  To indicate whether protein synthesis is taking place in the cell 
B)  To combine with other glycoproteins to form cilia 
C)  To mark the cell as belonging to a particular type of tissue or organ in a particular person 
D)  To dip back inside the cell if a person contracts an infection 
E)  To form a lipid bilayer

Question 17

Roughly, a typical cell has how many ion channels?

Accepted Answer

A)  Hundreds 
B)  Thousands 
C)  Millions 
D)  Billions 
E)  Trillions 
A)  Hundreds 
B)  Thousands 
C)  Millions 
D)  Billions 
E)  Trillions

Question 18

The movement of glucose through a cell membrane is by facilitated diffusion.

Accepted Answer

A) True 
 B)False

Question 19

From the time it forms until it divides forming new cells, a cell undergoes a series of changes called __________.

Accepted Answer

A)  mitosis 
B)  interphase 
C)  apoptosis 
D)  the cell cycle 
E)  cell death 
A)  mitosis 
B)  interphase 
C)  apoptosis 
D)  the cell cycle 
E)  cell death

Question 20

What organelle is a membranous sac formed by budding off sections of the Golgi membrane?

Accepted Answer

A)  Peroxisome 
B)  Mitochondrion 
C)  Lysosome 
D)  Centrosome 
A)  Peroxisome 
B)  Mitochondrion 
C)  Lysosome 
D)  Centrosome

What is the function of mitochondria?

A ligand would enter a cell using what process?

In Krabbe disease, an enzyme normally present in the __________ is abnormal or absent.

In prophase, DNA is tightly coiled into darkly staining structures called chromatin.

Glucose is a polar molecule that requires a carrier protein in order to diffuse through the plasma membrane's nonpolar barrier. Diffusion of substances that require carrier proteins is known as ____________.

Ribosomes are composed largely of protein and __________.

Diffusion may take place even when a concentration gradient is absent.

Tina has a sunburn. A week later, the skin on her burnt shoulder peels away. The cells are undergoing __________.

All integral proteins extend through the plasma membrane and protrude on both sides.

Mitosis is division of the _. Upon completion of the cell cycle that includes mitosis, there are _ cells. A) cytoplasm; 2 B) nucleus; 2 C) cytoplasm; 4 D) nucleus; 4

Tiny droplets of fluid can cross a cell membrane and enter a cell using the process called __________.

Ringer's solution is isotonic to blood; it contains various solutes whose concentrations are often expressed in mEq/L, or millEquivalents per Liter. If Ringer's has a total solute concentration of approximately 300 mEq/L, then a solution of 500 mEq/L would be _______ to the blood.

The three-dimensional form of a cell affects its ability to perform its function.

White blood cells that take in particles and cellular debris are called __________.

What cellular transport process requires the greatest expenditure of cellular energy?

What is the function of a glycoprotein that extends from the surface of a cell?

Roughly, a typical cell has how many ion channels?

The movement of glucose through a cell membrane is by facilitated diffusion.

From the time it forms until it divides forming new cells, a cell undergoes a series of changes called __________.

What organelle is a membranous sac formed by budding off sections of the Golgi membrane?

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cellular Metabolism

Tissues

Integumentary System

Skeletal System

Muscular System

Pregnancy, Growth, Development, and Genetics

Nervous System

The Senses

Endocrine System

Blood

Cardiovascular System

Lymphatic System and Immunity

Digestion and Nutrition

Respiratory System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Filters

Exam 3: Cells

What is the function of mitochondria?

A ligand would enter a cell using what process?

In Krabbe disease, an enzyme normally present in the __________ is abnormal or absent.

In prophase, DNA is tightly coiled into darkly staining structures called chromatin.

Glucose is a polar molecule that requires a carrier protein in order to diffuse through the plasma membrane's nonpolar barrier. Diffusion of substances that require carrier proteins is known as ____________.

Ribosomes are composed largely of protein and __________.

Diffusion may take place even when a concentration gradient is absent.

Tina has a sunburn. A week later, the skin on her burnt shoulder peels away. The cells are undergoing __________.

All integral proteins extend through the plasma membrane and protrude on both sides.

Mitosis is division of the _____. Upon completion of the cell cycle that includes mitosis, there are _____ cells. A) cytoplasm; 2 B) nucleus; 2 C) cytoplasm; 4 D) nucleus; 4

Tiny droplets of fluid can cross a cell membrane and enter a cell using the process called __________.

Ringer's solution is isotonic to blood; it contains various solutes whose concentrations are often expressed in mEq/L, or millEquivalents per Liter. If Ringer's has a total solute concentration of approximately 300 mEq/L, then a solution of 500 mEq/L would be _______ to the blood.

The three-dimensional form of a cell affects its ability to perform its function.

White blood cells that take in particles and cellular debris are called __________.

What cellular transport process requires the greatest expenditure of cellular energy?

What is the function of a glycoprotein that extends from the surface of a cell?

Roughly, a typical cell has how many ion channels?

The movement of glucose through a cell membrane is by facilitated diffusion.

From the time it forms until it divides forming new cells, a cell undergoes a series of changes called __________.

What organelle is a membranous sac formed by budding off sections of the Golgi membrane?

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cellular Metabolism

Tissues

Integumentary System

Skeletal System

Muscular System

Pregnancy, Growth, Development, and Genetics

Nervous System

The Senses

Endocrine System

Blood

Cardiovascular System

Lymphatic System and Immunity

Digestion and Nutrition

Respiratory System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Filters

Mitosis is division of the _. Upon completion of the cell cycle that includes mitosis, there are _ cells. A) cytoplasm; 2 B) nucleus; 2 C) cytoplasm; 4 D) nucleus; 4