Suggest why the chlorophyll needs to be removed
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The chlorophyll needs to be removed as to allow the iodine solution to enter the cell as the green pigment acts as a wall
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Suggest why the chlorophyll needs to be removed.
- Greenish colour of chlorophyll can give a wrong indication of positive starch test.
Therefore, chlorophyll is removed by boiling in alcohol & then placing it in hot water before testing for starch.
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