Can you help me with my biology homework?

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Can you help me with my biology homework?

In a biology experiment, different types of foods were tested to find out whether they contain any the following organic compounds: Lipids, proteins, starch and glucose. Water was also used as the control. Explain why water was used as the control in this experiment.

2006-10-18 05:58:58 · 2 answers · asked by Anonymous in Education & Reference ➔ Homework Help

2 answers

Water was used as a control because it should come back negative on all those tests because it contains no organic molecules.

2006-10-18 06:05:08 · answer #1 · answered by calcu_lust 3 · 0⤊ 0⤋

Because water is known NOT to contain any of those organic compounds.

2006-10-18 13:05:42 · answer #2 · answered by Sheik Yerbouti 4 · 0⤊ 0⤋