The companies are looking for minerals to make money and keep their business growing
Our skin has receptors and muscles also have receptors which tells brain about how much tension is being exerted on it etc.
Cellulase is an enzyme. Like other enzymes cellulase is mostly made of proteins. Cellulase is used to catalyze (digest) celluloysis, which is a polysaccharide in plants' cell wall.
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There are a variety of ways in which bacteria can be harmful, the primary one being direct pathogenesis of humans. Bacteria can infect and damage human tissues through several different mechanisms. Many bacteria secrete toxins, which allow them to kill competitor bacteria and/or damage eukaryotic cells, thus gaining a competitive advantage.
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