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Home Curriculum Course Information Y13 Course Info Biology - Year 13

Biology - Year 13

A2 Biology (AQA 2411)

Two taught units added to the AS units make up A2 Biology. Unit 4 – Populations and Environment (16.7% of A2), and Unit 5 – Control in Cells and Organisms (23.3% of A2). Both units are examined in May/June of Year 12.
Coursework is worth 10% of A2 and is an externally marked practical assessment (EMPA) completed in April of Year 13.

Half Term 1 (September - October)
Populations and Environment 1
  • Practical ecology via a one week residential field trip – late September
  • Populations and ecosystems
  • Practical ecological techniques
  • Energy transfer through ecosystems
  • Succession
  • Analysis using statistics
External Assessment: No
Internal Common Assessment: No
Coursework Deadline this H/T: N/A
Field Trips/Visits: Yes – a one week residential field trip
Half Term 2 (November - December)
Populations and Environment 2
  • Photosynthetic biochemistry
  • Decomposition and nutrient cycling – C and N cycles
  • ATP, aerobic and anaerobic respiration
  • Inheritance
  • Hardy Weinberg equilibrium
  • Selection and speciation
External Assessment: Potentially resits of AS modules in January
Internal Common Assessment: No
Coursework Deadline this H/T: N/A
Field Trips/Visits: No
Half Term 3 (January - February)
Control in Cells and in Organisms 1
  • Survival and response, receptors
  • Control of heart rate
  • Nerve structure, impulse and synaptic transmission
  • Effectors and muscle physiology
  • Homeostasis and negative feedback
  • Thermoregulation, and the control of blood sugar, dibetes
External Assessment: No
Internal Common Assessment: No
Coursework Deadline this H/T: N/A
Field Trips/Visits: No
Half Term 4 (March - April)
Control in Cells and in Organisms 2
  • Menstrual cycle and oestrus
  • Genetic code, mutation and polypeptide synthesis
  • Totipotency and stem cells
  • Gene cloning and transfer
  • Gene therapy
  • Medical diagnosis
  • Genetic fingerprinting
External Assessment: No
Internal Common Assessment: Yes – Unit 6 EMPA in April (two lessons and a full day)
Coursework Deadline this H/T: N/A
Field Trips/Visits: No
Half Term 5 (April - May)
External Assessment:
Internal Common Assessment:
Coursework Deadline this H/T:
Field Trips/Visits:

Useful revision materials
AQA A2 Biology Student Unit Guide: Unit 4: Population and Environment (Student Unit Guides) 978-0340949528
AQA A2 Biology: Unit 5: Control in Cells and in Organisms (Student Unit Guides) 978-0340949535