| collenchyma | <plant biology> Plant tissue in which the primary cell walls are thickened, especially at the cell corners. Acts as a supporting tissue in growing shoots, leaves and petioles. Often arranged in cortical ribs, as seen prominently in celery and rhubarb petioles. Lignin and secondary walls are absent, the cells are living and able to grow. (18 Nov 1997) |
|---|
제품명 |
판매사 |
보험코드 | 성분/함량 | 구분/보험급여 |
|---|
제품명 |
판매사 |
보험코드 | 성분/함량 | 구분/보험급여 |
|---|