AQA A-level biology essay topics

For the synoptic essay in biology AQA, are there anything topics that come up pretty frequently? Furthermore are there any topics that can be linked with basically everything. E.g probably enzymes

Reply 1

chewy06

i think transport of substances/ role of ions come up recently, (always something about processes or transport mostly but it could be something completely different this year we never know...)
2014: cells and organisms carry out exchanges with their external environment to maintain their internal environment
2015: the importance of proteins in the control of processes and responses in organisms
2013: the membranes of different types of cells are involved in many different functions
2010: the movement of substances within living organisms
2009: transfer of energy within and between organisms
2009: the uses of water in living organism