BIO 10/e Lab Manual
To make a 1% solution, dissolve 1 g of starch in a small amount of cold water to form a pourable paste. Add this to 100 mL of boiling distilled water, while stirring, and . mix a few minutes. Cool. Add a pinch of sodium chloride (NaCl). If refrigerated, this solution will last for several weeks; otherwise, a fresh supply should be prepared each ... ................
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