PROKARYOTE

Prokaryote

The prokaryotes are a group of organisms whose cells lack a membrane-bound nucleus . The organisms whose cells do have a nucleus are called eukaryotes. Most prokaryotes are unicellular organisms, although a few such as myxobacteria have multicellular stages in their life cycles or create large colonies like cyanobacteria. The word prokaryote comes from the Greek πρό- "before" and καρυόν "nut or kernel". Prokaryotes do not have a nucleus, mitochondria, or any other membrane-bound organelles. In other words, all their intracellular water-soluble components are located together in the same volume enclosed by the cell membrane, rather than ...

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prokaryote

Noun

  1. An organism whose cell (or cells) are characterized by the absence of a nucleus or any other membrane-bound organelles.
  2. In the of biological taxonomy, an organism of the kingdom (now superseded).


The above text is a snippet from Wiktionary: prokaryote
and as such is available under the Creative Commons Attribution/Share-Alike License.

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