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Biology, 29.08.2020 18:01 lksocossiodks8855
1. Why is it advantageous for scientises to test only one variable at a time during an experiment? 2. Distinguish between a variable and a control. 3. What is differentiation? 4. What are some advantages ande disadvantages of light microscopes and electron microscopes? 5. Explain why you cannot draw a conclusion about the effect of one variable in an investigation when the other key variables are not controlled.
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