Those two are the muscular system and the excretory system because you use your muscles to push up and down and your excretory system produces the sweat you use while doing them
Answer:
positive and negative impact of urbanization on environment
Both (animal) and human activities contribute to land pollution.
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The reason why ethics differs when we're talking about people, companies, nations is that all of these have interests which may differ. What happens then with differing interests is that it also lead to different moral and value systems which again in turn lead to different ethics. Most usually, the actual source why ethics differ is either due to the interests or wishes of a particular social group mentioned here.
People can get a redness or swelling from where they got the shot, and symptoms include a fever, headache, nausea and muscle aches.
People also do not get the flu from a flu vaccination.
