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.
Best Answer: A pure culture comprises a single species or strains. A mixed culture is taken from a source and may contain multiple strains or species. A contaminated culture contains organisms that derived from some place other than the source.ure culture would be just one type of cell, mixed would have more than one type of cell and contaminated would have bacterial cells that had got into the culture by mistake. S Â· 4 years ago. Thumbs up. 0.