Examlex
A substance with an LD50 of 1 mg/kg body weight would be considered
Endodermis
In a plant root, a sheet of cells just outside the vascular cylinder. A Casparian strip between these cells prevents water from seeping through their walls.
Epidermis
The outermost layer of cells covering the body of an organism, often serving as a barrier to the environment.
Vascular Tissue
The complex tissue in plants that conducts water and nutrients through the plant body.
Cortex
The outer layer of various organs or structures, such as the brain's cerebral cortex, involved in high-level functions including consciousness, memory, and thought, or the kidney's cortex, involved in filtration and blood processing.
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