Answer:The purpose of any leavener is to produce the gas that makes bread rise. Yeast does this by feeding on the sugars in flour, and expelling carbon dioxide in the process. ... That amount of fungi can churn out a significant amount of carbon dioxide, provided it has the simple sugars it uses as food.
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Answer: Art song. a song for solo voice and piano with high artistic aspirations. through-composed. music that exhibits no obvious repetitions or overt musical form from beginning to end.
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