Regulation of Protein Synthesis
Notes on Regulation of Protein Synthesis AQA A LEVEL BIOLOGY NEW SPECIFICATION. Includes regulation of transcription by methylation and acetylation, and regulation of transcription by RNA interference (short interfering RNA, siRNA)
Nerves - resting and action potential
Notes for AQA A LEVEL BIOLOGY NEW SPEC for how resting potential is maintained and the process of how an action potential is fired.
Control of Cell Cycle
Notes on Control of Cell Cycle AQA A LEVEL BIOLOGY NEW SPECIFICATION. Includes genes involved in controlling cell cycle of proto-oncogene and tumour suppressor genes. Also explains about Tamoxifen in treating oestrogen receptive breast cancers.
Notes for AQA A LEVEL BIOLOGY NEW SPEC for how cholinergic synapse works, how an inhibitory synapse works, spacial and temporal summation, and a neuromuscular junction.
Kidney - water homeostasis
Notes for AQA A LEVEL BIOLOGY NEW SPEC for Kidney in water homeostasis including explanations of the function of proximal convoluted tubule, distal convoluted tubule, loop of Henle and collecting duct.