OCR A2 Biology Student Unit Guide: Unit F214 Communication, Homeostasis and Energy

OCR A2 Biology Student Unit Guide: Unit F214 Communication, Homeostasis and Energy

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Written by a senior examiner, Richard Fosbery, this OCR A2 Psychology Student Unit Guide is the essential study companion for Unit F214: Communication, Homeostasis and Energy.This full-colour book includes all you need to know to prepare for your unit exam: clear guidance on the content of the unit, with topic summaries, knowledge check questions and a quick-reference index examiner's advice throughout, so you will know what to expect in the exam and will be able to demonstrate the skills required exam-style questions, with graded student responses, so you can see clearly what is required to get a better gradeThis is because sodium ions move into the neurone from the surrounding tissue fluid. The effect of this is to a#39;boosta#39; current flow along the neurone. Action potentials are often called a#39;spikesa#39; because of the way they appear on oscilloscopes.


Title:OCR A2 Biology Student Unit Guide: Unit F214 Communication, Homeostasis and Energy
Author: Richard Fosbery
Publisher:Hachette UK - 2012-08-10
ISBN-13:

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