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The electrical activity of the heart begins in the sinoatrial node which is a collection of pacemaker cells located in the right atrium. These cells spread electrical activity across the atrium causing both ...

Hedonism in an ethical context is the belief that (human) happiness consists of pleasure, and unhappiness of pain. Jeremy Bentham advocated a quantitative hedonism in order to assess the moral worth of an ac...

first we need to work out the gradient of the tangent at (5,8). so first differentiate the equation once with respect to x. this gives is dy/dx=2x-4. so at (5,8) the gradient of the tangent is 6. this means ...

One of the most important parts of German Grammar is learning how the four cases (Nominative, Accusative, Genitive and Dative) function and how they are responsible for other important Grammar points such as...

There is no simple or unique rule for telling the gender of a word so it is important to learn the gender with the word when you are learning new vocaulary. However, there are some common word endings that t...