BI-669
Digestive enzymes
Biology · Secondary 3 · Medium · Digestive enzymes
In an investigation, starch solution and amylase are mixed and kept at 37 °C.
Which change shows that the amylase is working?
Which change shows that the amylase is working?
- Iodine stays blue-black; Benedict’s test stays blue.
- Iodine turns blue-black; Benedict’s test turns brick-red.
- Iodine turns brown; Benedict’s test turns brick-red.
- Iodine turns brown; Benedict’s test stays blue.
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