What is a stem cell?
What is a stem cell?

A stem cell is an undifferentiated cell, meaning it has not yet developed the structures needed for a specialised function. It can repeatedly divide to produce more cells.
Step-by-step lessons on AQA GCSE Biology 1.2.3 Stem cells. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.