A parasite is an organism that lives on or in a host organism and gets its food from or at the expense of its host. There are three main classes of parasites that can cause disease in humans: protozoa, helminths, and ectoparasites. Protozoa are microscopic, one-celled organisms that can be free-living or parasitic in nature.
Standard Controller (First Gen) Just like the with the Sega Genesis before it (and the Xbox that followed later), the Sega Saturn went through two major controller revisions. The original Saturn controller wasnât necessarily bad, but it was a bit chunky.
Taking design cues from the Nintendo 64 and the Sega Saturn, the Dreamcast contains four control ports, a removable modem, disc drive and an extension port (as well as the expected AV and power inputs).