Biology

Assessment

A-level Biology lasts two years, with exams at the end of the second year. AS & FIRST YEAR OF A Level 1. Biological molecules. 2. Cells. 3. Organisms exchange substances with their environment. 4. Genetic information, variation and relationships between organisms. SECOND YEAR OF A Level 5. Energy transfers in and between organisms. 6. Organisms respond to changes in their internal and external environments. 7. Genetics, populations, evolution and ecosystems. 8. The control of gene expression. There are three exams at the end of the two years for A Level, all of which are two hours long. At least 15% of the marks for A-level Biology are based on what you learned in your practicals.