Insulin and blood glucose
Insulin and blood glucose

Insulin is a protein hormone produced by the pancreas. It lowers blood glucose concentration by increasing glucose uptake into cells and stimulating the liver and muscles to convert glucose into glycogen.
Step-by-step lessons on Edexcel GCSE Biology 7.4.3 Type 1 and type 2 diabetes. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.