| 单词 | Collenchyma |
| 例句 | 1. Question 16. Collenchyma and sclerenchyma are plant support tissues. 2. Plants may differentiate collenchyma and sclerenchyma as supporting tissues. 3. Q 4: Plants may differentiate collenchyma and sclerenchyma as supporting tissues. 4. Thickening straightly collenchyma was observed in rhizome. Vascular cambium was not obvious and secondary structure was not developed. 5. Collenchyma cells have thick walls that are especially developed at the corners of the cell. 6. Collenchyma is the first strengthening tissue to be formed in young plants and is able to expand as the yound tissues continue development. 7. Collenchyma is the first strengthening tissue to be formed in young plants and is able to expand as the yound tissues continue development. Compare sclerenchyma. 8. The pith of this stemlike stele appears rather strongly like collenchyma tissue. 9. Plant cell walls can be strengthened for extra support by addition of lignin (as in xylem and sclerenchyma)or extra cellulose(as in collenchyma). |
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