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Where does a spring in a ball point pen or a pogo stick get its energy?
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Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5
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Biology, 22.06.2019 04:40, 2016gbryant
Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes
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Where does a spring in a ball point pen or a pogo stick get its energy?...
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