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December 22, 2014

Posts by Repost: Please check what I came up with


Total # Posts: 1

Biology Lab
Hey! I am doing a biology lab in which we take liver and sand and place it in a test tube, to see it if it will react with hydrogen peroxide. One of the test tubes just has sand in it, and no reaction occurs. This is because the sand acts as a control and is inorganic meaning ...
February 25, 2008

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