tightly packed cells that protect the leaf, cells contain many chloroplasts, most photosynthesis takes place here, loosely arranged cells with many air spaces for gases, transports food and water to and from the leaf (vascular bundle of xylem and phloem), an opening for gas exchange (stoma), prevents water loss (waxy layer), control the opening of the stomata (guard cells).

Classifica

Stile di visualizzazione

Opzioni

Cambia modello

Ripristinare il titolo salvato automaticamente: ?