Scanning Electron Micrograph (SEM) showing guard cells of tobacco leaf (Nicotiana) stoma; magnification x23,000 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Phillips, David M. |
Bildgröße: | 3692 px × 4735 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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