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First of all, the IMPULSE IS DECTECTED by receptors.SENSORY neurone passes impulse onto RELAY NEURONE in SPINAL CORD.RELAY neurone passes impulse onto MOTOR neuroneMOTOR neurone passes impulse to EFFECTOR...

It is important to remember that the myelin sheath is essential for our nervous system.It forms a layers of fatty material around the axon. This allows INSULATION, which, in turn, allows quicker conductio...

First of all - don't panic!

Read the poem through once.

Then read it again, underlining any parts that stick out to you. Think about whether you can spot any figures of spee...

Firstly, we should define the first ionisation energyThe first Ionisation Energy is the energy required to remove one mole of electrons from one mole of gaseous atoms to form a mole of ga...