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A superpower is a state that is a chief economic actor on the global stage, with the most dominant military power in its sphere of influence with a strong nuclear arsenal and has mulitple global instituti...

Reagan's role has too often been filtered through the winners' point of view and inflated. Even his new arms race, claimed by Triumphalists to have been the external factor that brought the Soviet Union t...

High Hydrostatic Pressure at the Arteriole end of the capillary.
This pushes water and other small molecules out of the capillary into the extra cellular space, whilst proteins stay in the capillary ...

The action potential has been propagated along the axon of the neuron causing the depolarisation of the membrane. When this action potential reaches the end of the neuron, or the synapse, it also depolari...

At the arterial end of a capillary the blood is under a fairly high pressure. This hydrostatic pressure 'squeezes' a fluid called tissue fluid out of the pores in the walls of the capillary (fenestrations...