Anatomy & Physiology › Section C · The cellular level › Topic C.6
Cellular differentiation
You began as one fertilised egg, and you are now trillions of cells of a couple of hundred kinds. Differentiation is how cells carrying the same genes become so different, and stem cells are how the adult body keeps replacing what it loses.
In this topic
- One genome, many cell types
- Switching genes on and off
- What makes a stem cell
- Levels of potency
- Worked example: ranking potency
- Adult stem cells at work
- Worked example: how fast must the marrow work?
- Embryonic and reprogrammed stem cells
- Stem cells in medicine: known and unknown
- Common mistakes to avoid
- Key takeaways
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