Likely a sterile medium means an uncontaminated culture (food free of living organisms) that will grow only the new bacteria introduced for analysis. Source(s): http://www.thefreedictionary.com/sterile
Stonepelt was Bluestar's first mentor and a very well-respected senior warrior of ThunderClan. It is revealed in this book that he took her to the Gathering on her second day as an apprentice because she had caught a squirrel very well for a new apprentice, and the squirrel had been as big as she was.
Persian (ãã«ã·ã¢ã³, Perushian), known as the Classy Cat PokÃ©mon, is a larger, stronger and faster cougar-like PokÃ©mon that evolves from Meowth at level 28. They are popular as pets because of their glossy fur, but they are often depicted as fickle, cruel and unimpressed by things.