Pasteur Made All of the Following Observations Concerning the Fermentation

question 43

Multiple Choice

Pasteur made all of the following observations concerning the fermentation of grape juice EXCEPT:

• A) yeast can grow with or without oxygen.
• B) yeast cells can grow and reproduce in grape juice.
• C) yeast can grow in sealed or open flasks of grape juice.
• D) pasteurization kills yeast to prevent spoilage of grape juice.
• E) bacteria produce acid in grape juice.

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