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PROCARYOTIC ORGANISM [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2013-11-15

English

Subject field(s)
  • Genetics
DEF

An organism (e.g., a bacterium or a blue-green alga), which does not have a true nucleus, the nuclear membrane being absent and the nuclear structures being collected in a nuclear region, or nucleoid, and the chromosomes lying naked (not combined with protein) in the cytoplasm of the cell. They usually have a rigid cell wall; they lack internal cellular structures such as mitochondria. All reproduce by cell division.

French

Domaine(s)
  • Génétique
DEF

Organisme simple tel que les bactéries ou les algues bleues ne possédant ni membrane nucléaire ni organites limités par une membrane. Le matériel chromosomique baigne directement dans le cytoplasme.

Spanish

Campo(s) temático(s)
  • Genética
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