B1 Osomis And Active Transport

Question 1

What is osmosis?

Answer 1

Is the movement of WATER MOLECULES across a PARTIALLY PERMEABLE MEMBRANE from a region of HIGHER WATER CONCENTRATION to a region of LOWER WATER CONCENTRATION.

Question 2

What is active transport?

Answer 2

It is where a substance need to be absorbed against a concentration gradient. E.g from a lower to higher concentration.