More details are available on the AQA Website

http://www.aqa.org.uk/qual/gcse/newscience/ScienceA.html

Specifications at a glance:

http://www.aqa.org.uk/qual/pdf/AQA-4461-W-SP-07.PDF#glance

Teaching Tips

http://www.aqa.org.uk/qual/gcse/sciencea_teach.html

Full Specification

http://www.aqa.org.uk/qual/pdf/AQA-4461-W-SP-07.PDF#glance