B. Nutrient Transport For Absorption Flashcards by Matthew Kerr | Brainscape

Q

Active transport

A

L—->H

moves against gradient

Must use “pumps” membrane proteins

ATP is required

Directional (purposeful) movement

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Passive transport

A

H—->L

Moves with gradient

No membrane protein needed if (diffusion, osmosis)

ATP not required

Random movement

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Simple diffusion

A

Random movement

H—->L

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Carrier facilitated diffusion

A

Diffusion that requires a carrier membrane protein

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Osmosis

A

Diffusion of water

Random movement

How well did you know this?

1

Not at all

2

3

4

5

Perfectly