The Gutenberg Bible was the first major book printed using mass-produced movable metal type in Europe.
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Answer:
Viruses have to invade the body of a host organism in order to replicate their particles. Therefore, most viruses are pathogenic. The main difference between bacteria and virus is that bacteria are living cells, reproducing independently and viruses are nonliving particles, requiring a host cell for their replication.
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The composition of the star!:-)
