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Clay soils have smaller pores and hold considerably less water than sandy soils.
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.
Tracheids
Water-conducting cells in the xylem of vascular plants that are elongated, with thickened cell walls and tapered ends, contributing to the support and transportation of water and minerals.
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