Pasteur’s ‘swan-necked’ flask experiment proved what about…

Question Answered step-by-step Pasteur’s ‘swan-necked’ flask experiment proved what about…  Pasteur’s ‘swan-necked’ flask experiment proved what about microbial life of fermentations? Group of answer choices (pick one)Occurred spontaneously from the components of the broth or growth mediumA nutrient broth can be simply boiled to keep it sterile so that microbes do not growMicrobes are introduced into broth from contamination from human skinMicrobes present in the air could contaminate and start growing in a broth if it is exposed to the airWere only consisting of pure cultures of yeast for alcohol production and bacteria for vinegar production  Science Biology LAWS 90003 Share QuestionEmailCopy link Comments (0)