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Cyanobactérie unicellulaire

Cyanobactérie unicellulaire

Cyanobactérie unicellulaire

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Couche glycolipides<br />

Couche polysaccharides<br />

Couche fibreuse<br />

N 2<br />

Microplasmodesme<br />

NH 3 A.<br />

aminés<br />

Nitrogénase<br />

Hétérocyste<br />

O 2<br />

A.<br />

aminés

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