Golden-brown alga. Coloured scanning electron micrograph (SEM) of a tropical coccolithophorid alga. The main structure of the alga is at centre (red),but during its resting stage it produces mushroom-shaped extensions (yellow/brown). The plates surrounding the alga and the extensions are called coccoliths and are made of calcium carbonate. Coccolithophorids are a constituent of marine plankton | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Breger, Dee |
Taille de l’image : | 3011 px × 2400 px |
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