DNA Probes and Genetic Fingerprinting: AQA A Level Biology Exam Questions by Topic
Twelve real AQA exam questions on DNA probes and genetic fingerprinting, from defining a probe and screening DNA for harmful alleles to separating STRs and reading gels against a ladder of known sizes, each with its mark scheme and advice from the examiners' reports.
Genome Projects and Recombinant DNA: AQA A Level Biology Exam Questions by Topic
Eighteen real AQA exam questions on genome projects and recombinant DNA, from proteomes and vaccines to reverse transcriptase, restriction enzymes, PCR, vectors, marker genes and gene therapy, each with its mark scheme and advice from the examiners' reports.
Gene Expression and Cancer: AQA A Level Biology Exam Questions by Topic
Fourteen real AQA exam questions on gene expression and cancer, from tumour suppressor genes, oncogenes and abnormal methylation to oestrogen and evaluating cancer data, each with its mark scheme and advice from the examiners' reports.
Regulation of Transcription and Translation: AQA A Level Biology Exam Questions by Topic
Eighteen real AQA exam questions on the regulation of transcription and translation, from transcription factors and hormone receptors to DNA methylation, histone acetylation and RNA interference, each with its mark scheme and advice from the examiners' reports.
Mutations and Stem Cells: AQA A Level Biology Exam Questions by Topic
Sixteen real AQA exam questions on gene mutations and stem cells, from substitutions, inversions and deletions to iPS cells and evaluating stem cell treatments, each with its mark scheme and advice from the examiners' reports.