A-LEVEL Exam A-LEVEL Biology

A-LEVEL Biology

3 Subject Content

3.1 Biological molecules

3.3 Organisms exchange substances with their environment

3.3.1 Surface area to volume ratio

3.3.3 Digestion and absorption

3.3.4 Mass transport

3.3.4.1 Mass transport in animals

3.4 Genetic information, variation and relationships between organisms

3.5 Energy transfers in and between organisms (A-level only)

3.6 Organisms respond to changes in their internal and external environments (A-level only)

3.7 Genetics, populations, evolution and ecosystems (A-level only)

3.8 The control of gene expression (A-level only)

AO1 Demonstrate knowledge and understanding of scientific ideas, processes, and techniques.

AO2 Apply knowledge and understanding of scientific ideas, processes, techniques and procedures: - in a theoretical context - in a practical context - when handling qualitative data - when handling quantitative data

AO3 Analyse, interpret and evaluate scientific information, ideas and evidence, including in relation to issues, to: - make judgements and reach conclusions - develop and refine practical design and procedures.

3.3.4.1 Mass transport in animals