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Chapter 7: Chemical Coordination

Biology

GCSE

Edexcel

6m 11s

in Edexcel Biology International GCSE

What constitutes the nervous system? Where do the hormones in the body come from and what do they do? This tutorial discusses adrenaline, reflex arc, motor neurons.
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Tutors:

Jonathan Kingsley

Iona Denniston

Used by British and International schools around the world