prokaryotic

American  

[proh-kar-ee-ot-ik] / proʊˌkær iˈɒt ɪk /

Sometimes procaryotic

adjective

Biology.

1. of or relating to a prokaryote, a cellular organism that has no nuclear membrane and no organelles in the cytoplasm except ribosomes.

   According to one book, the key to evolution is symbiotic invasions—such as mitochondria and other organelles invading prokaryotic cells to create eukaryotic cells.

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Etymology

Origin of prokaryotic

First recorded in 1955–60; prokaryot(e) ( def. ) + -ic ( def. )

Example Sentences

See Examples For:

prokaryotic

Supersulfides are gaining prominence for their occurrence as low-molecular-weight thiols or persulfidated cysteine residues, observed more frequently in both prokaryotic and eukaryotic cells.

From Science Daily ● Jan. 16, 2024

It is important to note that this definition fits eukaryotic organisms fairly well, but that species are often defined quite differently in prokaryotic lineages.

From Textbooks ● Jan. 1, 2015

Illustration C shows a bacteriophage injecting DNA into a prokaryotic cell.

From Textbooks ● Jan. 1, 2015

Therefore, in prokaryotic cells, the control of gene expression is almost entirely at the transcriptional level.

From Textbooks ● Apr. 25, 2013

Margulis has summarized the now considerable body of data indicating that the modern nucleated cell was made up, part by part, by the coming together of just such prokaryotic animals.

From "The Lives of a Cell" by Lewis Thomas