The proximal convoluted tubule is lined with a
A. cuboidal epithelium with a large surface area.
B. simple squamous endothelium that makes a slick surface.
C. simple columnar epithelium with a slick smooth surface.
D. stratified squamous epithelium with a tough, durable surface.
E. stratified squamous epithelium with a large surface area.
Answer: A
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