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blondinia [14]
3 years ago
14

What are some sources of bacteria in water in the environment

Biology
1 answer:
Sonja [21]3 years ago
7 0

Answer:HOW DO INFECTIOUS MICROORGANISMS CONTAMINATE DRINKING WATER? animal waste. Wells and other drinking water sources can be contaminated by storm water run-off from roadways, farms and livestock operations, discharges from sewage treatment plants, or septic system discharges.

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Which element is found in proteins but not carbohydrates or lipids?
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Answer:

N

Explanation:

Both carbohydrates and lipids contain Carbon, Hydrogen, and Oxygen. However, all proteins have Nitrogen as well.

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Cystic fibrosis affects about 200,000 people in the united states. <br> a. True <br> b. False
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Cystic fibrosis affects more than 200,000 people in the United States so false.
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What's the main reason that the sex ratio is usually below 100?
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On average, women live longer than men
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What kind of adaptations could have given homosapiens an evolutionary advantage over neanderthals and other species of humans?
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Answer:

humans had more developed 'social' brains than Neanderthals, which enabled us to colonize new habitats and adapt to climate fluctuations

Explanation:

A more developed brain is considered to be an adaptive advantage that enabled early humans to leave Africa and colonize new habitats. Modern humans are able to adjust to new environments, situations, and socialize with other humans because the brain is a social organ. Although Neanderthals were able to occupy an important area of Europe, H. sapiens could colonize faraway lands, migrating into tropical forests, deserts, and glacial lands (colder areas than those colonized by Neanderthals). These early humans formed social groups which enabled them to find food more easily, thus greatly increasing their chances for survival.

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UPLIFT IS UPLIFT GOT IT Cause if you dont I will BREAK YOUR NECK IN YOUR SLEEP:)

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