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The Relationship Between Food Concentration, And Respiratory Activity
Part 1 of Paper
.... most respiratory activity in yeast. Yeast is a heterotrophic
anaerobic fungus which lacks chlorophyll. Yeast is used commercially to
ferment the sugars of wheat, barley, and corn to produce alcohol, and in the
baking industry to raise or expand dough. Yeast or alcoholic fermentation is
the anaerobic process of resp.... Part 2 of Paper
....s sucrose and water, aproximately equal proportions of both would yield
to the most respiratory activity.
Once the sucrose concentration was serially cut to the desired level,
the experimenter added 5 ml of yeast suspension to each one of the ten test
tubes.
Then, ten small test tubes were placed invertedly into each one of the
large test tubes, making sure no air bubbles remained within the small tibes.
The test tubes were left 24 hours, allowing for fermentation to take
place. But, no re.... |
| Number of words: 373 - Approximate pages: 2 |
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