Assertion: diatom | /r/PartOf | the bacillariophycae
Facets:
Source sentences:
text: Diatoms belong to the bacillariophycae, which are a class of microscopic unicellular algae involving more than 15 000 species living either in freshwater or in seawater or brackish water.
text: Diatoms belong to the bacillariophycae, which are a class of microscopic unicellular algae involving more than 15 000 species living either in freshwater or in seawater or brackish water.