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, an opening for gas exchange, prevents water loss, control the opening of the stomata.

Leaf cross section

Tulostaulu

Visuaalinen tyyli

Vaihtoehdot

Vaihda mallia

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