Features of the structure and processes of life of amoeba and freshwater hydra.

There are a great many different living beings in the world, all of them are not alike.
There are such unicellular organisms in the world as amoeba and hydra.
Structure:
1) Amoeba.
The amoeba has a fickle body shape, it forms pseudopods (pseudopodia) with which it envelops food, inside the body there is a liquid substance – cytoplasm. It also has two nuclei (large and small), and a contractile vacuole (through which food debris is removed). It multiplies by division.
2) Hydra.
Unlike amoeba, it has a permanent body shape.
The body consists of ectoderm (outer layer) and endoderm (inner layer), basement membrane, mouth, tentacles, intestinal cavity, sole.
Propagated by budding