Question

Why does Amoeba have contractile vacuoles?

Answer 1

Amoeba:

1. Amoeba is a unicellular organism that can change its shape.
2. Contractile vacuoles in Amoeba perform osmoregulation.
3. They prevent the cell from retaining excess water.
4. The cell can rupture if excess water is retained.
5. Excess water in unicellular organisms is expelled by the contractile vacuoles.