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Some of the tissues are composed mostly of a single cell type; these are called simple tissues. Tissues made from aggregates of different cell types are called complex tissues. Both of these tissues act together as a unit to accomplish a collective
function.
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| The three tissues system |
The main tissues of plant may be grouped into three systems :
1. Ground Tissue System
- Parenchyma
- Collechyma
- Sclerenchyma
2. Vascular Tissue System
3. Dermal Tissue System
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