Illustration of a colony of the freshwater alga Volvox sp. The colony is a hollow sphere made up from thousands of cells connected by cytoplasmic threads and arranged in a single layer. Each cell has two flagella,which point outwards,and are used for locomotion. The smaller spheres within the colony are daughter colonies,which are produced asexually | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Kightley, Russell |
Taille de l’image : | 5912 px × 5912 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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