Pharmaceuticals, pesticides, and heavy metals are found in drinking water in many towns and cities. Which additional step of biotechnology could cities use to remove these substances before wastewater is released?
- Ozonation of wastewater
- UV radiation treatment
- Chlorination before release
- Biological nutrient removal
Answers: 3
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As noted in the illustration, homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?
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Pharmaceuticals, pesticides, and heavy metals are found in drinking water in many towns and cities....
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