3.8.1 - alteration of the sequence of bases in DNA can alter the structure of proteins, 3.8.2.1 - most of a cell's DNA is not translated, 3.8.2.2 - regulation of transcription and translation...
Required Practical 1 - effect of pH on trypsin, Required Practical 2 - Preparation of stained squashes from cells from plant root tips, Required Practical 3 - Production of a dilution series of a solute to produce a calibration curve with which to identify the water potential of plant tissue...
1.1 Democracy and Participation: Representative and Direct Democracy, 1.1 Democracy and Participation: A wider Franchise and Suffrage, Electoral Systems...