Tom Whitburn 10/11/2026 Tom Whitburn 10/11/2026

Homeostasis and Blood Glucose: AQA A Level Biology Exam Questions by Topic

Fifteen real AQA exam questions on homeostasis and blood glucose, from negative and positive feedback to insulin, glucagon, the second messenger model and type II diabetes, each with its mark scheme and advice from the examiners' reports.

WEEKLY GROUP MASTERCLASSES - FOR AQA or OCR A 
A different topic each week, working with real exam questions
 Lessons tailored to each exam board’s requirements and quirks

AQA Y12 - 5.15pm Tues
AQA Y13 - 6.30pm Weds or Thurs
OCR A Y12 - 5.15pm Weds
OCR A Y13 - 5.15pm Thurs or 6.30pm Tues