The answer would be sewage treatment plants
Answer:
6 and 6
Explanation:
All elements have an equal number of protons and neutrons
The answer is the function of living things are composed of cells
Answer:Scanning electron microscopy
Explanation: Scanning electron microscopy (SEM) image of oviduct cilia. The central cell shows a primary cilium. Surrounding cells are multiciliated with motile cilia
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