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The three different types, sensory, relay and motor neurons can all be used in a reflex arc; a relay neuron is not always necessary but often is included. It is easiest to remember them in that order as t...

Fluorine, Chlorine, Bromine, IodineIf you write the electronic structure to start, F = 2,7, Cl = 2, 8, 7, Br = 2, 8, 8, 7, I = 2, 8, 8, 8, 7. This shows that they all have 7 outer electrons so we can tell...

First give time to question the question. Look for key words that you can break down; in this example automation is a very broad concept and could use defining, and 'political' effects begs the question o...

When water levels are low in the blood, osmoreceptors in the hypothalamus detect this change and trigger the posterior pituitary gland to release a hormone called ADH. ADH binds to receptors on the cell m...

The Logical Problem of Evil alleges that there is a logical inconsistency between the existence of God, as traditionally conceived, and the existence of evil. The formalised version of the argument ...