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AQA Combined Science · Biology Paper 2 · B5

Homeostasis and response

Practice

Daily 5 →Core exam practice →Revision sheet PDF ↓

Practise this topic

Higher Tier exam practice · 12 diagram questions →

Lessons

  1. 5.1Keeping internal conditions stable
  2. 5.2The nervous system
  3. 5.3Reflex actions and synapses
  4. 5.4Required practical 6: reaction time
  5. 5.5Hormones and endocrine glands
  6. 5.6Insulin and blood glucose
  7. 5.7Type 1 and Type 2 diabetes
  8. 5.8Puberty and the menstrual cycle
  9. 5.9Contraception: methods and evidence
  10. 5.10Higher Tier onlyHigher: glucagon and glucose feedback
  11. 5.11Higher Tier onlyHigher: interactions of menstrual hormones
  12. 5.12Higher Tier onlyHigher: fertility treatment and IVF
  13. 5.13Higher Tier onlyHigher: adrenaline, thyroxine and feedback

More biology

B4 Bioenergetics →B3 Infection and response →B2 Organisation →B1 Cell biology →Official AQA past-paper links →

B6 Inheritance, variation and evolution →

AQA Combined Science Trilogy specification, section 4.5

Required practicals · Virtual labs

Combined RP 6 · Separate Biology RP 7Reaction timeOpen virtual lab →Separate Biology · RP 8Plant responses to lightOpen virtual lab →