Xylem tissue. Coloured scanning electron micrograph (SEM) of a section through xylem tissue from a dicotyledon rootlet. Xylem vessels (brown) transport water and mineral nutrients from the roots throughout the plant. It thick lignin walls also provide structural support. Surrounding the vessels are parenchyma cells | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Gschmeissner, Steve |
Bildgröße: | 3800 px × 2858 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |