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Biology, 15.11.2019 01:31 cassanovaanthony

Ateacher set up a demonstration with 5 fermentation flasks filled with the solutions listed below. she added 10 ml of yeast solution to each flask, and students observed the flasks every 10 minutes for the rest of the class period.
what solution did the teacher most likely add to flask 1 to create a valid experiment?

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