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Macroeconomics is the study of aggregate behaviour of the economy. The main macroeconomic variables include output, employment, inflation, interest rates and exchange rates. These variables play a vital role...

Plants have cells within them called photoreceptors. These receptors are light sensitive and the plant can detect the strength and direction of light, which is important for photosynthesis. The mechanism of ...

A passive using sein (das Brot ist geschnitten) denotes more of a state and a result, whereas a passive using werden (das Brot wird geschnitten) emphasises the process and immediacy.

The standard model is a 'catalogue' of subatomic particles (the smallest building blocks of everything in the universe). It categorises these subatomic particles based on their properties and has predicted t...

When using a quote in any essay, it is important to decide how you are going to fit it in to your writing and how the quote is going to support your argument. The first thing to think about is how you are go...