Biology, 29.03.2021 05:00 autumn452392

Which of the protein test tubes showed digestion that was most like that of a real human stomach, and why? The test tube with pepsin, because that is the enzyme our body uses.

The test tube with only hydrochloric acid because that is the same as stomach acid.

The test tube with pepsin and hydrochloric acid because the pepsin enzyme is activated at the same pH as the stomach.

The test tube with pepsin and baking soda, because the pepsin enzyme is activated at the same pH as the small intestines.

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Which of the protein test tubes showed digestion that was most like that of a real human stomach, an...