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organism

Tuesday 21 June 2016

organisms

WP

Definition: In biology, an living organism is any contiguous living system, such as an animal, a plant, a fungus, or a bacteria.

An organism is composed of components / component, structured in level of organisation :
- systems
- organs
- tissues
- cells
- cellualr organites
- biomolecules
- atoms

Types

-  viruses
- unicellular organisms

- multicellular eukaryotes : metazoans

  • plantae
  • fungi
  • animalia

Pathology

During a disease , a component can be subject to morphological anomalies , than can be macroscoical anomalies or microscopical anomalies.

The function of this component can be altered , causing a pathological process .

See also

- life / living processes
- biological components
- biological structures