An exotoxin is a toxin secreted by bacteria. An exotoxin can cause damage to the host by destroying cells or disrupting normal cellular metabolism.They are highly potent and can cause major damage to the host. Exotoxins may be secreted, or, similar to endotoxins, may be released during lysis of the cell.n exotoxin is a toxin secreted by bacteria. An exotoxin can cause damage to the host by destroying cells or disrupting normal cellular metabolism.
The Brothers Grimm, otherwise known as Jacob Grimm and Wilhelm Grimm, were German librarians who also specialized in philology, which is the study of language in historical texts. During the early 19th century, they became interested in cultural research and began to collect and publish local folklore.
Childrens' and Household Tales (with Wilhelm Grimm) was written between 1812 and 1815 and later published in two volumes (1822, 1857), where we can read his Snow White and Hansel and Gretel. Jocob Grimm also wrote a grammar book called Deutsche Grammatik (1819-1837) and a book about German Mythology in 1835.