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Amutagen is 1: a living thing that has undergone a mutation. 2: an agent that causes a mutation in dna. 3: a mutation that has affected one gene. 4: a chemical that can poison living cells.
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Which organelle breaks down sugar molecules that supply energy to the cell ?
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How many chromosomes does each human cell contain? a. 23 chromosomes b. 26 chromosomes c. 43 chromosomes d. 46 chromosomes
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Compare and contrast the rate of photosynthesis in two areas....
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