A complete suite of lessons covering this section, with lessons, links, articles and exam questions including an end of topic assessment with mark scheme.

AQA A level Biology - 3.6 Organisms respond to changes in their internal and external environments. A complete suite of resources and lessons to deliver the second half of AQA A level Biology - 3.6 Organisms respond to changes in their internal and external environments topic; 3.6.4.1 Principles of homeostasis and negative feedback, 3.6.4.2 Control of blood glucose concentration and 3.6.4.3 Control of blood water potential and includes exam questions, related practical, handouts etc. Note some are more than a single lesson in duration.

AQA EPQ Taught element sessions. A suite of resources / lessons to deliver the taught component of the AQA EPQ course 7993. These presentations cover the EPQ course taught sessions delivered every 2 weeks from Year 12 until the autumn of year 13. They may need modification to suit other schedules. Some are longer (more detailed) than others.

Full set of lessons with resources and exam questions / mark schemes.

AQA A level Biology - 3.3 Organisms exchange substances with their environment. A complete suite of resources and lessons to deliver the AQA A level Biology – Organisms exchange substances with their environment topic, including exam questions, handouts etc. All the plant related aspects including physiology, transpiration and translocation have been combined into the last subsection.

AQA A level Biology - 3.6 Organisms respond to changes in their internal and external environments. A complete suite of resources and lessons to deliver the first half of AQA A level Biology - 3.6 Organisms respond to changes in their internal and external environments topic; 3.6.1 stimuli, 3.6.2 nervous coordination and 3.6.3 skeletal muscles and includes exam questions, related practical, handouts etc. Note some are more than a single lesson in duration.

A complete suite of resources and lessons to deliver the AQA A level Biology section 3.8 - The control of gene expression topic, including exam questions, handouts etc. Note some are more than a single lesson in duration.