OCR A Level Biology A Unified Biology June 2017 mark scheme H420/03
Materials
Practise the past exam questions by topic
Biological molecules6 Qs
Genetic fingerprinting5 Qs
Photosynthesis9 Qs
Proteins12 Qs
Culturing microorganisms8 Qs
Respiration10 Qs
Immune system6 Qs
Specific immune response8 Qs
Adaptations6 Qs
Control of gene expression6 Qs
Enzymes8 Qs
Factors affecting enzyme activity15 Qs
Transfer of biomass6 Qs
Nerve impulses7 Qs
Skeletal muscle contraction5 Qs
Nervous system5 Qs
Gas exchange5 Qs
Surface area to volume ratio8 Qs
Ventilation & the thorax8 Qs
+15 more
7 questions
- Q1 - 11 marks - Biological molecules, Genetic fingerprinting, Photosynthesis, Proteins
- Q2 - 15 marks - Culturing microorganisms, Proteins, Respiration, The immune system, The specific immune response
- Q3 - 10 marks - Adaptations, The control of gene expression
- Q4 - 13 marks - Enzymes, Factors affecting enzyme activity, Transfer of biomass
- Q5 - 8 marks - Nerve impulses, Skeletal muscle contraction, The immune system, The nervous system
- Q6 - 6 marks
- Q7 - 7 marks - Gas exchange, Surface area to volume ratio, The nervous system, Ventilation and the thorax
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