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Ventilation of the lungs is a mechanism designed to maintain a high concentration of oxygen present in the alveoli. Blood is delivered to the lungs from the heart deoxygenated, meaning the majority of hae...

Homeostasis is the body's ability to keep the body's internal environment at a condition of equilibrium, in response to any external changes. This includes body temperature, salt concentration, water conc...

  In order to achieve civil rights there needed to be an effective combination of legislation, enforcement and change in social attitudes. The federal government was made up of the Supreme Court, congress...

I agree with the statement “The Treaty of Versailles was a fair settlement” to a certain extent. I know that Germany had been unmerciful during the war leading to thirty seven million casualties. Therefo...

SO when we see the word tangent we should be thinking about rate of change. Recall that the line being a tangent means they meet and have the same derivative at this point OR we find k such that f(x)-y=0 ...