Biological Systems // Online Laboratory

Biology EDExCEL INTERNATIONAL A LEVEL

Enter the IAL ATLAS Bio-Laboratory — a student-built learning environment for Edexcel International A Level Biology. Explore the biology of molecules, cells, energy, ecosystems, immunity, coordination, genetics and practical science through six structured units.

DNA // GENETIC CODE
NUCLEUS // CONTROL
MITOCHONDRIA // ATP
RIBOSOMES // PROTEIN
Biological Curriculum

Six research modules.

Navigate the complete Edexcel International A Level Biology pathway — from molecular biology and cells to gene technology and advanced practical skills.

UNIT 01 · WBI11

Molecules, Diet, Transport and Health

Investigate biological molecules, diet, digestion, transport systems, cardiovascular biology and the relationship between biological processes and health.

Open Research Module →
UNIT 02 · WBI12

Cells, Development, Biodiversity and Conservation

Explore cellular ultrastructure, reproduction, development, plant biology, biodiversity, classification and conservation.

Open Research Module →
UNIT 03 · WBI13

Practical Skills in Biology I

Learn how biological investigations are designed, measured, analysed and evaluated through practical scientific skills.

Open Research Module →
UNIT 04 · WBI14

Energy, Environment, Microbiology and Immunity

Study photosynthesis, energy transfer, ecosystems, environmental change, microorganisms and the immune response.

Open Research Module →
UNIT 05 · WBI15

Respiration, Internal Environment, Coordination and Gene Technology

Explore respiration, muscles, homeostasis, nervous coordination, the brain, gene technology and biological responses.

Open Research Module →
UNIT 06 · WBI16

Practical Skills in Biology II

Develop advanced experimental planning, data analysis, uncertainty, evaluation and practical examination skills.

Open Research Module →
Curriculum
Edexcel IAL
Modules
6 Units
Laboratory
Practical Skills
Access
Free Learning
IAL ATLAS Biology Laboratory: This section is being developed as a free, student-built resource for Pearson Edexcel International Advanced Level Biology. The aim is simple: make difficult biological ideas easier to explore, understand and revise — from the microscopic world inside a cell to ecosystems, genetics and practical science.
Laboratory Instruments

Research tools.

The Biology laboratory is designed around more than memorising notes. Understand concepts, analyse evidence and develop the practical skills needed to think like a scientist.

🧬

Concept Notes

Clear explanations of biological molecules, cells, genetics, physiology and biological systems.

🔬

Practical Laboratory

Experimental methods, variables, apparatus, measurements, safety and evaluation.

🧠

Exam Intelligence

Definitions, key processes, common mistakes, exam reasoning and revision strategies.

📊

Data Analysis

Tables, graphs, calculations, uncertainty, correlations and interpretation of evidence.