Investigate Osmosis in Living System Flashcards
1
Q
What can you use to investigate osmosis in living systems?
A
Potato cylinders
2
Q
What happens if the cylinder has drawn in water by osmosis?
A
They’ll be longer
3
Q
What happens if water has been drawn out?
A
They’ll have shrunk a bit
4
Q
What kinds of solution do you put the potato cylinders in?
A
Some in pure water
Some in concentrated sugar solution
5
Q
When do you measure them?
A
Before and after half an hour