Why Is a Protozoan Considered Animal-like Brainly Journal Listing BMC Biol v.fifteen; 2017 PMC5648414 Q&A: What are pathogens, and what have they done to and for usa? Francois Balloux UCL Genetics Institute (UGI), Darwin Building, Gower Street, London, WC1E 6BT Uk Lucy van Dorp UCL Genetics Institute (UGI), Darwin Building, Gower Street, London, WC1E 6BT Britain Abstract Microbes