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The European Reformation is a term used to describe the religious, cultural and political shift which marked the change from Medieval Catholic structures in society to an Early Modern Protestant society, ...

"Si" can be used to express a condition in three different ways. Two of them will be referring to something that can no longer be realised or acted upon, whereas one of them will be speaking tow...

The presynaptic terminal is invaded by an action potential whihc causes an influx of calcium ions. The calcium ions then cause the vesicles cointaining acetylcholine to fuse with the presynaptic membrane ...

Rising interest rates in the economy means that individuals are less likely to spend and so consumptions falls.This is because interest rates act as a reward to individuals for savings therefore a higher ...

An atom of nitrogen has 5 valence electrons in its outer shell. Each hydrogen atom in ammonia bonds to the central nitrogen atom and contributes an electron each. This means there are 8 electrons in total...