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单词 Meristematic tissue
释义

Meristematic tissue

英语百科

Tissue (biology)

Cross section of sclerenchyma fibers in plant ground tissue
Microscopic view of a histologic specimen of human lung tissue stained with hematoxylin and eosin.
PAS diastase showing the fungus Histoplasma.
Cross-section of a flax plant stem with several layers of different tissue types:
1.  Pith,
2.  Protoxylem,
3.  Xylem I,
4.  Phloem I,
5.  Sclerenchyma (bast fibre),
6.  Cortex,
7.  Epidermis

In biology, tissue is a cellular organizational level intermediate between cells and a complete organ. A tissue is an ensemble of similar cells from the same origin that together carry out a specific function. Organs are then formed by the functional grouping together of multiple tissues.

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更新时间:2025/6/21 14:41:20