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Biology, 22.06.2019 08:10
Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?
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Biology, 22.06.2019 14:00
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Biology, 22.06.2019 15:00
When fossil fuels are burned, carbon dioxide is released. how does this gas impact the environment?
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Biology, 22.06.2019 16:30
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