Materials diffuse across the root cortex towards the central stele, which is surrounded by an impermeable endodermis layer (Casparian strip), requiring water and minerals to be actively pumped across.
Materials diffuse across the root cortex towards the central stele, which is surrounded by an impermeable endodermis layer (Casparian strip), requiring water and minerals to be actively pumped across.
| Front | description of the absorption of materials at roots |
|---|---|
| Back | materials diffuse across the cortex towards the central stele, stele is surrounded by endodermis layer (Casparian strip) that is impermeable to passive diffusion, water and minerals are pumped across |
Tags: 9_1_xylem_transport
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