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…showed last 75 words of 706 total…present. Test tube C would not be expected to have mitochondrial activity because neither of the chemicals in test tube C came in contact with any of the pea particles. 3. If the experiment did not turn out as expected it would be because of human error or the fact that the chemicals used were tainted. 4. The results of this experiment illustrated the understanding of how structures separate by size, shape, and weight.