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Biology, 21.06.2019 23:00
Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings
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Biology, 22.06.2019 00:10
What are the formed elements (cell or parts of cell) in blood and what are their functions ?
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Biology, 22.06.2019 05:00
The chemical form of energy that is useable by the cell to do work
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Biology, 22.06.2019 05:50
Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.
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Grazing cows disturb the grass and cause insects to fly around the cows as they eat. in turn, birds...
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