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Bacteria

Similar term(s): bacterium.

Definition:

Bacteria are a major group of micro-organisms that live in soil, water, plants, organic matter, or the bodies of animals or people. They are microscopic and mostly unicellular, with a relatively simple cell structure.

Some bacteria cause diseases such as tetanus, typhoid fever, pneumonia, syphilis, cholera, and tuberculosis.

Bacteria play a role in the decomposition of organic matter and other chemical processes.

Source: GreenFacts

More:
Example: Cholera bacteria Example: Cholera bacteria

Source: Dartmouth College Dartmouth Electron Microscope Facility  (public domain)

Related words:

Antibiotics - Bt - Cell - Micro-organism - Tuberculosis

To read about this term in context:

GreenFacts Summary on Respiratory Diseases in Children:

Translation(s):

Deutsch: Bakterien
Español: Bacteria
Français: Bactéries
Nederlands: Bacteriën

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