Stem Cells

2 min read · part of the full Exam Guide

What stem cells are

A stem cell is an undifferentiated cell that can divide to produce many more cells of the same type, and from which other types of cell can arise by differentiation

Source	What they can become	Use
Embryonic stem cells	most types of human cell	can be cloned and made to differentiate into the cells needed for treatment
Adult stem cells (e.g. bone marrow)	a limited range, including all types of blood cell	bone marrow transplants for leukaemia
Meristem in plants	any type of plant cell, throughout the plant's life	cloning plants quickly and cheaply

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What stem cells are
Stem cells in medicine
Stem cells in plants

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