Answer:
D. The amount of sulfur emitted by a smokestack before and after the scrubber is attached
Explanation:
A typical food chain will begin with an autotroph and went over numerous heterotrophs till they move to an top predator. Once the energy drifts from the structure it becomes reprocess for upcoming use in additional organisms. Autotrophs get energy and nutrients by connecting to the sunlight through photosynthesis (photoautotrophs) or, more rarely, obtain chemical energy through oxidation (chemoautotrophs) to make organic substances from inorganic ones. Autotrophs do not consume other organisms; they are, however, consumed by heterotrophs.
Explanation:
medulla oblongata......oks.......
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