Nucleotide structure and DNA replication, useful resources, animations, powerpoints and exam questions. Meselson and Stahl experiments….
Read moreUnderstanding "Meselson and Stahl" with an Excellent resource from #HHMI - A-level Biology
Seems to be a huge challenge for some students
Try using this animation and this one and an excellent set of interviews
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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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