JAMB - Biology (2005 - No. 14)
In the root vascular system, the stele is directly surrounded by the
pericycle
cortex
endodermis
parenchyma
คำอธิบาย
In the root vascular system, the stele is directly surrounded by the Endodermis, the cortex's innermost layer. It acts as a boundary between the cortex and stele.