OCR released the OCR A June 2017 H420 papers. I combined the Biological DIversity 420/02 paper with the markscheme to make it easier to follow and interpret.
Read moreOCR A June 2017 Unified Biology 420/03 Guide to the Paper
OCR released the OCR A June 2017 H420 papers. I combined the Unified Biology 420/03 paper with the markscheme to make it easier to follow and interpret.
Read moreOCR A June 2017 Biological Processes 420/01 Guide to the Paper
OCR released the OCR A June 2017 H420 papers. I combined the Biological Processes 420/01 paper with the markscheme to make it easier to follow and interpret.
Read more3 Genetics Multiple Choice Questions to make you think - good for OCR Revision
A pedigree analysis, an epistasis, and a Hardy-Weinberg - useful for OCR Revision
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Read moreGenes, Genetics and Genetic Engineering (and some Hardy Weinberg) Questions with Markschemes - for A-level Biology
Questions by topic for A-level Biology - Genes, Genetics and Genetics Engineering, for OCR A, AQA and Eduqas
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Read moreVaccines, Plasmids and Monkeys... More Synoptic Questions - A-level Biology #ocr #eduqas
From an Old OCR Unifying concepts paper. ....
Don't panic, the question is not about DNA vaccines or plasmids.
The question is about differences between protein and DNA structure, protein synthesis, post translational modification of protein, clonal selection, mutation of pathogens. All of which are on the specification.
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