Light micrograph showing spicules of a sponge (Porifera). This phylum comprises plant-like aquatic animals of primitive,but multicellular,form. They are constructed from intricate skeletal elements,of silica or calcium,known as spicules or spines. Magnification: x100 (35mm size) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Spears, David |
Taille de l’image : | 5158 px × 3462 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |