biology chapter 5: moving across the PM

Question 1

osmosis

what is it made of? how is it named?

Answer 1

• solute: sugar, salt, etc.
• solvent: always water
• name is based on the concentration of the solute

Question 2

three types of osmosis

Answer 2

• isotonic
• hypertonic
• hypotonic

Question 3

isotonic solution

Answer 3

• “iso”: same
• equal concentration of solute (salt or sugar) and solvent (water) inside the cell and surrounding the cell
• cell will NOT swell or shrink