Cell-Y-Wood Vacuole Video Guide
By: Cole Watson and Chantel Oah
1. What is the membrane of a vacuole called and what kind of membrane is it?
The membrane of a vacuole is called the tonoplast and it is a bi-layered phospholipid
membrane.
2. What percentage of a Plant Cell’s volume is the vacuole and how much of the cell’s
space can it take up?
50% of the cells volume is the vacuole and it can take up to 90% of the space.
3. List two functions of a vacuole in a plant cell.
Hydrolysis-breakdown of large macromolecules.
Stores nutrients; Part of plants structure.
4. What is turgor pressure?
Large influx of water that causes great pressure on the cell wall.
5. List two vacuole functions in animal cells.
Stores materials temporarily and transports substances.
6. List three types of vacuoles.
Food Vacuole.
Contractile Vacuole.
Large Central Vacuole.