Question 1

The fluid outside of a cell is called __________.

Accepted Answer

A)  cytosol 
B)  intracellular fluid 
C)  extracellular fluid 
D)  cytoplasm 
E)  nucleoplasm

Question 2

Ligand-gated ion channels are membrane proteins that open or close in response to the binding of a chemical.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is not considered an inclusion?

Accepted Answer

A)  Lysosome 
B)  Fat droplet 
C)  Glycogen granule 
D)  Bacterium 
E)  Dust particle

Question 4

A red blood cell is placed in a hypertonic solution.This means the concentration of solutes in the solution is __________ than the concentration of solutes in the intracellular fluid,and will cause the cell to ______________.

Accepted Answer

A)  higher;swell 
B)  lower;swell 
C)  higher;shrink 
D)  lower;shrink 
E)  lower;burst

Question 5

Proteins that do not protrude into the phospholipid bilayer,but adhere to the surface of the plasma membrane,are called __________.

Accepted Answer

A)  peripheral proteins 
B)  channel proteins 
C)  glycoproteins 
D)  integral proteins 
E)  transmembrane proteins

Question 6

Among other functions,hepatocytes (liver cells)are specialized for detoxifying drugs or other chemicals.Hepatocytes have large amounts of __________.

Accepted Answer

A)  DNA 
B)  smooth endoplasmic reticulum 
C)  microtubules 
D)  cilia 
E)  centrioles

Question 7

The Golgi complex makes peroxisomes,but not lysosomes.

Accepted Answer

A) True 
 B)False

Question 8

The fuzzy coat of carbohydrates on the outer surface of the plasma membrane that functions in cell identification is called the __________.

Accepted Answer

A)  brush border 
B)  glycocalyx 
C)  cholesterol coat 
D)  phospholipid bilayer 
E)  cell-adhesion molecule

Question 9

In most cells,the nucleus is the largest organelle.

Accepted Answer

A) True 
 B)False

Question 10

A cell's second messengers serve to transport material through cellular membranes.

Accepted Answer

A) True 
 B)False

Question 11

The flat-shaped cells found covering the skin are _________ in shape.

Accepted Answer

A)  cuboidal 
B)  columnar 
C)  cylindrical 
D)  squamous 
E)  spherical

Question 12

Ribosomes are made of proteins and RNA.

Accepted Answer

A) True 
 B)False

Question 13

The most important advantage of the transmission electron microscope (TEM)over the light microscope (LM)is its higher resolution.

Accepted Answer

A) True 
 B)False

Question 14

If a cell doubled in diameter,it would have twice as much cytoplasm to maintain.

Accepted Answer

A) True 
 B)False

Question 15

Two solutions are separated by a selectively permeable membrane.If solution A has a higher concentration of a nonpermeating solute than solution B,then __________.

Accepted Answer

A)  the solute will pass down its concentration gradient from solution A to B 
B)  the solute will pass down its concentration gradient from solution B to A 
C)  water will pass down its concentration gradient from solution A to B 
D)  water will pass down its concentration gradient from solution B to A 
E)  neither the solute nor water will diffuse

Question 16

Which of the following is not associated with the composition of the cytoskeleton?

Accepted Answer

A)  Microfilaments 
B)  Microtubules 
C)  Cilia 
D)  Intermediate filaments 
E)  Terminal web

Question 17

What organelle is most active in causing programmed cell death?

Accepted Answer

A)  Rough endoplasmic reticulum 
B)  Nucleus 
C)  Centriole 
D)  Lysosome 
E)  Mitochondrion

Question 18

What do facilitated diffusion and active transport have in common?

Accepted Answer

A)  Both involve transport of a solute up its concentration gradient. 
B)  Both involve transport of a solute down its concentration gradient. 
C)  Both involve the use of energy provided by ATP. 
D)  Neither require ATP to function. 
E)  Both are examples of carrier-mediated transport.

Question 19

A protein that is bound to a carbohydrate is called a _________.

Accepted Answer

A)  phosphoprotein 
B)  proteocalyx 
C)  glycoprotein 
D)  lipoprotein 
E)  phospholipid

Question 20

Which of the following is not one of the three basic components of a cell?

Accepted Answer

A)  Cytoplasm 
B)  Nucleus 
C)  Plasma membrane 
D)  Interstitial fluid

Exam 3: Cellular Form and Function

The fluid outside of a cell is called __________.

Ligand-gated ion channels are membrane proteins that open or close in response to the binding of a chemical.

Which of the following is not considered an inclusion?

A red blood cell is placed in a hypertonic solution.This means the concentration of solutes in the solution is than the concentration of solutes in the intracellular fluid,and will cause the cell to ____.

Proteins that do not protrude into the phospholipid bilayer,but adhere to the surface of the plasma membrane,are called __________.

Among other functions,hepatocytes (liver cells) are specialized for detoxifying drugs or other chemicals.Hepatocytes have large amounts of __________.

The Golgi complex makes peroxisomes,but not lysosomes.

The fuzzy coat of carbohydrates on the outer surface of the plasma membrane that functions in cell identification is called the __________.

In most cells,the nucleus is the largest organelle.

A cell's second messengers serve to transport material through cellular membranes.

The flat-shaped cells found covering the skin are _________ in shape.

Ribosomes are made of proteins and RNA.

The most important advantage of the transmission electron microscope (TEM)over the light microscope (LM)is its higher resolution.

If a cell doubled in diameter,it would have twice as much cytoplasm to maintain.

Two solutions are separated by a selectively permeable membrane.If solution A has a higher concentration of a nonpermeating solute than solution B,then __________.

Which of the following is not associated with the composition of the cytoskeleton?

What organelle is most active in causing programmed cell death?

What do facilitated diffusion and active transport have in common?

A protein that is bound to a carbohydrate is called a _________.

Which of the following is not one of the three basic components of a cell?