what is meant by the word pathogen
The word 'pathogen' means any disease-producing agent (especially a virus or bacterium or other microorganism)
Say hello to Evi
Evi is our best selling mobile app that can answer questions about books, music, films, conversions, history, people, places and much more.
To experience the full power of Evi you can download her app for free on iOS, Android and Kindle Fire.