Sponge spicule, coloured scanning electron micrograph (SEM). Spherical spicule (sterraster) from a Geodia sp. sea sponge. Sponges are primitive aquatic organisms that filter food from the water. They are a loose aggregation of cells supported by spicules and needles composed of silica. Magnification: x700 when printed at 10 cm wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Anne Weston, EM STP, the Francis Crick Institute |
Bildgröße: | 4827 px × 3621 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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