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Topic Content:
- Cells as Unicellular and Independent Organisms
- Cells as a Colony (e.g. Volvox, Pandorina)
- Cells as Filaments
- Cells as a Part of a Multicellular Organism
Cells of living organisms exist in different forms and they are;
- Unicellular/single and free-living
- As a colony
- As a filament
- As part of a living organism
1. Cells as Unicellular and Independent Organisms:
Unicellular organisms are organisms that have a single cell. These organisms are capable of living independently without depending on other cells e.g. Amoeba, Paramecium, and Euglena.
Each organism can carry out all life processes such as movement, growth, nutrition, reproduction, excretion, respiration, etc.
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