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Serggg [28]
3 years ago
9

To determine whether ammonia is produced from peptones (proteins), ____________ is added to the sample and will change color if

ammonia is present.
Biology
1 answer:
m_a_m_a [10]3 years ago
4 0
The answer in the space provided is calcium oxide. This is the substance added in order to know if ammonia is present from the protein or food that is being studied or experimented. To know if there is a presence of ammonia, color will change and as well as its odor.
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An ecosystem is a geographic area where plants, animals, and the other organisms work for the existence of bubble life.

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