One chemical theme across life
One chemical theme across life

Living organisms look very different, but they are built from a small set of similar biological molecules. Many of these larger molecules are assembled from smaller repeating units.
Step-by-step lessons on AQA A Level Biology Monomers and polymers, covering Monomers and polymers. Each one builds up to exam-style questions. Build a strong foundation in cell biology and biochemistry early on, since later topics on genetics, ecology and physiology all draw on these core concepts.