Please enable JavaScript.
Coggle requires JavaScript to display documents.
Transport across membranes - Coggle Diagram
Transport across membranes
Passive transport
When does it occur?
It occurs when substances cross the plasma membrane without any input of energy from the cell
Does it require energy?
It doesen't require because the substances are moving from an area where they have a higher concentration to an area where they have a lower concentration.
Made of
Different ways of transport
Difussion
What is it?
1 more item...
Active transport
When does it occur?
It occurs when energy is needed for a substance to move across a plasma membrane
Does it require energy?
It does require because the substance is moving from an area of lower concentration to an area of higher concentration
Where does the energy come from?
It comes from the energy-carrying molecule called ATP
Made of
Different ways of transport
2 more items...