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Test: 7th Grade Science
1. | What controls movement of materials in and out of the cell, and acts as a barrier between the cell and the environment?
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Nucleus
Cell membrane
Nuclear membrane
Cell wall
Madeline
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Certified Tutor
Johns Hopkins University, Bachelors, Chemical and Biomolecular Engineering.
Thomas
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Texas A & M University-College Station, Bachelors, Biology, General. Texas A & M University-College Station, Masters, Biomedi...
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