Question 1

Specific DNA sequences at the tips of chromosomes that protect the chromosomes from erosion and sticking together are called

Accepted Answer

A) telophase 
B) telomeres 
C) geriatrics 
D) centromeres 
E) telemetrics 
A) telophase 
B) telomeres 
C) geriatrics 
D) centromeres 
E) telemetrics

Question 2

Virtually all cervical cancers in women are caused by an oncogenic virus called human papillomavirus (HPV).

Accepted Answer

A) True 
 B)False

Question 3

Which of the following solutions are isotonic for normal human red blood cells?

Accepted Answer

A) 10% NaCl solution 
B) 2% NaCl solution 
C) 0.9% NaCl solution 
D) pure water 
E) 0.9% glucose solution 
A) 10% NaCl solution 
B) 2% NaCl solution 
C) 0.9% NaCl solution 
D) pure water 
E) 0.9% glucose solution

Question 4

The type of cell division that produces two identical cells is called

Accepted Answer

A) somatic cell division 
B) meiosis I 
C) meiosis II 
D) cytokinesis 
E) reproductive cell division 
A) somatic cell division 
B) meiosis I 
C) meiosis II 
D) cytokinesis 
E) reproductive cell division

Question 5

The cytoplasm is a term that refers to

Accepted Answer

A) all cell organelles combined. 
B) microtubules and microfilaments only. 
C) the fluid portion of the cell. 
D) the cytosol plus cell organelles. 
E) the communication center of the cell. 
A) all cell organelles combined. 
B) microtubules and microfilaments only. 
C) the fluid portion of the cell. 
D) the cytosol plus cell organelles. 
E) the communication center of the cell.

Question 6

The major function of the ribosomes is to

Accepted Answer

A) coordinate lipid synthesis. 
B) synthesize proteins. 
C) detoxify drugs and alcohol. 
D) digest damaged organelles. 
E) form vesicles. 
A) coordinate lipid synthesis. 
B) synthesize proteins. 
C) detoxify drugs and alcohol. 
D) digest damaged organelles. 
E) form vesicles.

Question 7

Which of the following is a protein that promotes the growth of new networks of blood vessels that support tumor growth?

Accepted Answer

A) tumor necrosis factor 
B) thromboplastin 
C) epidermal growth factor 
D) tumor angiogenesis factor 
E) tissue plasminogen activator 
A) tumor necrosis factor 
B) thromboplastin 
C) epidermal growth factor 
D) tumor angiogenesis factor 
E) tissue plasminogen activator

Question 8

The only type of cell in the human body that contains a flagellum is a sperm cell.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following statements is always true for active transport processes and never true for passive transport processes?

Accepted Answer

A) Moves solutes from area of high concentration to area of low solute concentration. 
B) Requires energy in the form of ATP. 
C) Uses a carrier protein. 
D) Results in the net diffusion of water across the membrane. 
E) All of the choices are true for active transport and not for passive transport. 
A) Moves solutes from area of high concentration to area of low solute concentration. 
B) Requires energy in the form of ATP. 
C) Uses a carrier protein. 
D) Results in the net diffusion of water across the membrane. 
E) All of the choices are true for active transport and not for passive transport.

Question 10

In a mature human body, which of the following types of cells do not divide?

Accepted Answer

A) skin cells 
B) bone cells 
C) nerve cells 
D) hair cells 
E) all cells divide 
A) skin cells 
B) bone cells 
C) nerve cells 
D) hair cells 
E) all cells divide

Question 11

Which of the labeled cells in the diagram has structural features that allow it to conduct electrical impulses over long distances within the body?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E 
A) A 
B) B 
C) C 
D) D 
E) E

Question 12

Which phase of somatic cell division involves the splitting of centromeres followed by separating the two resultant members of each chromatid pair?

Accepted Answer

A) prophase 
B) anaphase 
C) metaphase 
D) telophase 
E) cytokinesis 
A) prophase 
B) anaphase 
C) metaphase 
D) telophase 
E) cytokinesis

Question 13

Endocytosis is an example of

Accepted Answer

A) excretion 
B) passive transport 
C) active transport 
D) facilitated diffusion 
E) simple diffusion 
A) excretion 
B) passive transport 
C) active transport 
D) facilitated diffusion 
E) simple diffusion

Question 14

The football-shaped assembly of microtubules that is used to move chromosomes to opposite poles of a dividing cell is called the

Accepted Answer

A) centromere 
B) chromosome 
C) chromatin 
D) basal body 
E) mitotic spindle 
A) centromere 
B) chromosome 
C) chromatin 
D) basal body 
E) mitotic spindle

Question 15

Meiosis is also called _____ cell division.

Accepted Answer

The answer of Meiosis is also called _____ cell division....

Question 16

Certain white blood cells can destroy bacteria using the process of

Accepted Answer

A) pinocytosis 
B) phagocytosis 
C) exocytosis 
D) transcytosis 
E) none of the choices is correct 
A) pinocytosis 
B) phagocytosis 
C) exocytosis 
D) transcytosis 
E) none of the choices is correct

Question 17

The lipid bilayer of the plasma membrane is permeable to all of the following substances EXCEPT

Accepted Answer

A) amino acids 
B) fat-soluble vitamins 
C) steroids 
D) oxygen 
E) water 
A) amino acids 
B) fat-soluble vitamins 
C) steroids 
D) oxygen 
E) water

Question 18

The nucleus acts as barrier between a cell's internal and external environment.

Accepted Answer

A) True 
 B)False

Question 19

The protein synthesis process called translation requires

Accepted Answer

A) a nucleus 
B) a nucleolus 
C) a smooth endoplasmic reticulum 
D) ribosomes 
E) proteasomes 
A) a nucleus 
B) a nucleolus 
C) a smooth endoplasmic reticulum 
D) ribosomes 
E) proteasomes

Question 20

During which phase of cell division labeled in the diagram do the chromatid pairs line up along the equatorial plate?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E 
A) A 
B) B 
C) C 
D) D 
E) E

Exam 3: Cells

Specific DNA sequences at the tips of chromosomes that protect the chromosomes from erosion and sticking together are called

Virtually all cervical cancers in women are caused by an oncogenic virus called human papillomavirus (HPV).

Which of the following solutions are isotonic for normal human red blood cells?

The type of cell division that produces two identical cells is called

The cytoplasm is a term that refers to

The major function of the ribosomes is to

Which of the following is a protein that promotes the growth of new networks of blood vessels that support tumor growth?

The only type of cell in the human body that contains a flagellum is a sperm cell.

Which of the following statements is always true for active transport processes and never true for passive transport processes?

In a mature human body, which of the following types of cells do not divide?

Which of the labeled cells in the diagram has structural features that allow it to conduct electrical impulses over long distances within the body?

Which phase of somatic cell division involves the splitting of centromeres followed by separating the two resultant members of each chromatid pair?

Endocytosis is an example of

The football-shaped assembly of microtubules that is used to move chromosomes to opposite poles of a dividing cell is called the

Meiosis is also called _____ cell division.

Certain white blood cells can destroy bacteria using the process of

The lipid bilayer of the plasma membrane is permeable to all of the following substances EXCEPT

The nucleus acts as barrier between a cell's internal and external environment.

The protein synthesis process called translation requires

During which phase of cell division labeled in the diagram do the chromatid pairs line up along the equatorial plate?

Organization of the Human Body

Introductory Chemistry

Tissues

The Integumentary System

The Skeletal System

Joints

The Muscular System

Nervous Tissue

Central Nervous System, Spinal Nerves, and Cranial Nerves

Autonomic Nervous System

Somatic Senses and Special Sense

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Nutrition and Metabolism

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive Systems

Development and Inheritance

Filters