In the periodic table, vertical columns are called periods.
TRUE
FALSE...
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Which of the following occurs after a natural or unnatural disturbance in an ecosystem
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Which type of transport is responsible for oxygen entering into blood cells? a. vesicle b.passive c. facilitated d.active b.passive
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The pie chart tracks the percentage of renewable energy that's being used in a particular community near the ocean. what are two advantages of using this type of graph for this particular data set?
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