B3 1.2: Active Transport.

All information was taken directly from the AQA revision guide with only the key points from B3 1.2.

HideShow resource information
  • Created by: JSpencer
  • Created on: 03-03-16 18:28
What might cells need to do?
Absorb substances that are in short supply.
1 of 6
Why do cells use active transport?
To absorb substances across a partially permeable membrane against the concentration gradient.
2 of 6
What does active transport require?
The use of energy from respiration.
3 of 6
Where do cells absorb ions from?
Dilute solutions.
4 of 6
What can the kidney tubules reabsorb?
Glucose by active transport.
5 of 6
What is active transport.
The movement of substances against a concentration gradient and/or across a cell membrane using energy.
6 of 6

Other cards in this set

Card 2

Front

Why do cells use active transport?

Back

To absorb substances across a partially permeable membrane against the concentration gradient.

Card 3

Front

What does active transport require?

Back

Preview of the front of card 3

Card 4

Front

Where do cells absorb ions from?

Back

Preview of the front of card 4

Card 5

Front

What can the kidney tubules reabsorb?

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »See all Exchange of materials resources »