Answer:To test whether iodine or starch have crossed the synthetic membrane, you will look for a change in color. A solution of iodine is tan and a solution of starch is clear or milky white; when iodine and starch are together in the same solution, the solution is purple, dark blue or black.
Explanation:
Answer:The placement of fossils throughout the sruface layers of earth
Explanation:
Earthquakes occur because of the pressure and density.
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➷ It would be 'niche.'
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