Microscope slide preparation. Close-up of a student preparing an onion for viewing under a microscope. Here,they are placing a single cell layer of onion skin on a slide that has had a staining solution (purple) added to it | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Trevor Clifford Photography |
Bildgröße: | 3977 px × 2662 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |