OCR A Level Biology A Unified Biology June 2022 mark scheme H420/03
Practise the past exam questions by topic
6 questions
- Q1 - 10 marks - Genetic engineering, The heart and circulation, The immune system, The specific immune response
- Q2 - 16 marks - Cell structure, Microscopy
- Q3 - 18 marks - Asexual reproduction in plants, Plant hormones
- Q4 - 12 marks - Cloning mammals, Surface area to volume ratio, The heart and circulation
- Q5 - 7 marks
- Q6 - 7 marks - Genetic engineering, Haemoglobin and oxygen transport
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