Etymology & Historical Origin-Kenna. Kenna is most commonly considered the feminine form of Kenneth, a name Scottish in origin and derived from one of two etymological sources â either the Gaelic Cinaed (cinÃ¡ed âmeaning born ofâ) fire Or (coinneach âmeaning handsomeâ). One take your; pickâthey re both great. meaningstymology & Historical Origin-Kenna. Kenna is most commonly considered the feminine form of Kenneth, a name Scottish in origin and derived from one of two etymological sources â either the Gaelic Cinaed (cinÃ¡ed âmeaning born ofâ) fire Or (coinneach âmeaning handsomeâ). One take your; pickâthey re both great. meanings
Making the world better, one answer at a time. I believe it is necessary to isolate individual colonies from a mixed broth growth because it is the first step in achieving a pure culture for further studies and testing.
1 To transfer cultures from one medium by inoculating another medium. 2  This is called subculturing. 3  To isolate a microorganism from a mixed culture to obtain a pure culture. 4  To prevent lab microorganisms from being spread in the environment and/or infecting the investigator.sing proper aseptic technique can greatly minimize or even eliminate the risk of contamination. In addition, aseptic technique is of utmost importance to maintain pure stock cultures while transferring cultures to new media.