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Reed Keeling ∙
The correct answer is Oxygen, otherwise air. (APEX)
A carterpillar eating a plant is an example of a primary consumer gaining energy.
To determine what sort of data table will be most useful
APEX;)
To indicate what specific results will support a hypothesis
to anticipate the observations or measurements that will be made apex
the role of the robin is of a secondary consumer
The fungi are decomposers.
water
for Apex: the variable is an experiment that is manipulated by the scientist.
Worms consuming the blood of an animal
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