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Pronunciation varies by accent · noun
(biology) Any of very many photosynthetic prokaryotic microorganisms, of phylum Cyanobacteria..
At some point in the first billion years of life, cyanobacteria, or blue-green algae, learned to tap into a freely available resource – the hydrogen that exists in spectacular abundance in water.
Photosynthesis was established some billion years ago by ancient bacterial precursors of modern cyanobacteria.
Use cyanobacterium when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Cyanobacterium means (biology) Any of very many photosynthetic prokaryotic microorganisms, of phylum Cyanobacteria..
Common synonyms include blue-green alga, blue-green bacterium.
The opposite depends on the specific sense.
At some point in the first billion years of life, cyanobacteria, or blue-green algae, learned to tap into a freely available resource – the hydrogen that exists in spectacular abundance in water.
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