Six facts about AS and A2 Biology
There are three modules in each course.
The first AS module deals with core principles such as cells, biochemistry and transfers.
Module 2 looks at DNA and the way that it controls cell processes.
Module 3 covers physiology in detail.
Module 4 is the start of the A2 course. It includes photosynthesis, respiration, homeostasis, nervous system, genetics and classification.
Module 5 deals with ecology and includes a field work component on rocky shores and succession.