Final answer:
Vacuoles are membrane-bound sacs that function in storage and transport. They can store water, proteins, and break down macromolecules. They are present in both animal and plant cells.
Step-by-step explanation:
Vacuoles are membrane-bound sacs that function in storage and transport. They can be used to store water, proteins, or break down macromolecules. While vacuoles are larger in plant cells, they are also present in animal cells. The membrane of vacuoles does not fuse with other cellular components.
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