english: And we feed them -- sterilely of course -- with what we call cell culture media -- which is like their food -- and we grow them in incubators.
non_english: I onda ih hranimo - u sterilnim uslovima naravno - nečim što zovemo ćelijski medijum, što je isto što i hrana za ćelije, a onda ih gajimo u inkubatorima.