Pollen grain. Coloured scanning electron micrograph (SEM) of an unspecified pollen grain from the Colombian jungle. Pollen grains are the male sex cells of a flowering plant. Their characteristic surface is used by botanists to recognise and classify plants. Magnification: x2000, when printed 15 centimetres wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / EYE OF SCIENCE |
Bildgröße: | 5010 px × 3488 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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