vascular bundles - xylem and phloem
| <<^^xylem^^<< | ]]phloem]] |
|---|---|
| carries water and mineral ions | carries dissolved sugars |
| movement is unidirectional - upwards | flows in both directions |
| made of dead cells | living cells with minimal subcellular organelles - has companion cells to support |
| sieve like plates - cross walls | |
| transpiration | translocation |
| lignen thickening | made of cellulose |
| no cytoplasm | has cytoplasm |
| thick and impermeable cell walls | permeable cell walls |