Revise A2 Biology for AQA A

Revise A2 Biology for AQA A

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The revision guides contain exactly what students need to know for the AQA B exams, with exam-style questions, tips on common pitfalls and lots of sound advice.Water moves along a water potential gradient from root hair cells, across the cortex to the xylem vessels. a€c The water potential ... Quick check questions 1 Name the parts of the root labelled A, B and C on the diagram. 2 Explain how a low wateranbsp;...

Title:Revise A2 Biology for AQA A
Author:Ray Skwierczynski
Publisher:Heinemann - 2005-11


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