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This tutorial elaborates on how the nervous system works, particularly at the tissue level of the brain. There are three..
ATP is the energy source that is typically used by an organism in its daily activities. The name is based on its structu..
This tutorial elucidates body temperature regulation. Know the details here to learn how the body sets the body temperat..
This tutorial digs into the past to investigate the origins of life. The section is split into geological periods in the..
In plants, growth occurs in meristems, which are the site of repeated cell division of unspecialized cells. These cells ..