Most of the volume of epithelial cell bodies containing nuclei are aligned as a monolayer on the apical (upper) side. They extend pillarlike cell processes in a basal (downward) direction. At the ...
In the heart of Brazil, an ancient network of termite mounds stretches across an area so vast it can be seen from space. These towering structures, estimated to be around 4,000 years old, are the ...
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