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Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area
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Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above
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Fertilizers used by farmers add nitrates to the soil. What effect does this have on the nitrogen cyc...
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