Question 1

Two important passive processes for membrane transport are ___________ .

Accepted Answer

A)  facilitated diffusion and active transport
B)  diffusion and filtration
C)  pinocytosis and receptor- mediated endocytosis
D)  exocytosis and phagocytosisE) B) and C)
F) A) and D)

Question 2

A(n) __________in molecular size and a(n) __________in temperature result in an increased rate of diffusion.

Accepted Answer

A)  decrease, decrease
B)  increase, increase
C)  increase, decrease
D)  decrease, increaseE) A) and B)
F) A) and C)

Question 3

Select the statement about selective (or differential) permeability that is false.

Accepted Answer

A)  It keeps valuable proteins inside cells.
B)  It allows nutrients to enter cells.
C)  It keeps cellular wastes inside cells.
D)  It prevents undesirable wastes from entering cells.E) A) and B)
F) B) and D)

Question 4

Which statement about vesicular transport is true?

Accepted Answer

A)  Pinocytosis is used to take liquids into a cell.
B)  Exocytosis transports particles/molecules into the cell.
C)  Endocytosis transports particles/molecules out of the cell.
D)  Phagocytosis is used to move cell wastes out of the cell.E) B) and D)
F) A) and D)

Question 5

Active processes __________.

Accepted Answer

A)  require a hydrostatic pressure gradient
B)  move substances against (up) a concentration and/or electrical gradient
C)  move fats and respiratory gases through cell membranes
D)  include osmosisE) All of the above
F) B) and D)

Exam 5: The Cell: Transport Mechanisms and Cell Permeability

Which statement about vesicular transport is true?

Correct Answer
verified

A(n) in molecular size and a(n) in temperature result in an increased rate of diffusion.

Correct Answer
verified

Active processes __________.

Correct Answer
verified

Select the statement about selective (or differential) permeability that is false.

Correct Answer
verified

Two important passive processes for membrane transport are ___________ .

Correct Answer
verified

Exam 5: The Cell: Transport Mechanisms and Cell Permeability

Which statement about vesicular transport is true?

Correct AnswerverifiedShow Answer

A(n) __________in molecular size and a(n) __________in temperature result in an increased rate of diffusion.

Correct AnswerverifiedShow Answer

Active processes __________.

Correct AnswerverifiedShow Answer

Select the statement about selective (or differential) permeability that is false.

Correct AnswerverifiedShow Answer

Two important passive processes for membrane transport are ___________ .

Correct AnswerverifiedShow Answer

Correct Answer
verified

A(n) in molecular size and a(n) in temperature result in an increased rate of diffusion.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified