Diatoms. Vegetables, plants. Vegetal kingdom. Flora.

Nature of Aragon > Flora

Bacilariophytes or Diatoms are single-celled organisms, free or forming colonies.

They adopt very varied designs, but they are always tiny and their dimensions are between 2 micrometers and 0.4 mm.

Its cell membrane is fundamentally made up of pectin, heavily impregnated with silica, so that it resists the action of strong acids and bases.

This siliceous shell in the shape of a case with two valves is called a frustule.

Each part or teak fit into each other like the lid and bottom of a cardboard box.

Each theca consists of a lateral piece, the pleura or connective band, which in the area of juxtaposition with that corresponding to the other theca, forms the cingulum.

They are very resistant to the action of the elements, even at high temperatures.

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