BI-668
Digestive enzymes
Biology · Secondary 3 · Medium · Digestive enzymes
In an investigation, amylase is added to starch solution at pH 7 and 37 °C. Which change shows that the enzyme has broken down the starch?
- Iodine turns blue-black and Benedict’s remains blue.
- Iodine remains brown and Benedict’s turns brick-red.
- Iodine turns blue-black and Benedict’s turns brick-red.
- Iodine remains brown and Benedict’s remains blue.
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.