QuizMe

* השאלה נוספה בתאריך: 01-08-2024

		That air is necessary for microbial growth.
		That microorganisms are only found in nutrient broth.
		That direct exposure to air allowed microorganisms to contaminate the broth.
		That sterilization is not effective in preventing microbial growth.

What did Pasteur demonstrate by breaking the necks of some flasks in his experiments?