Biology A (Salters-Nuffield) A-Level
Totipotency
What Totipotency means in Biology A (Salters-Nuffield) A-Level, as defined for Pearson Edexcel.
Definition of Totipotency
Check what you remember
Read the wording for your board, then hide it and explain Totipotency in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
The ability of a cell to differentiate into all cell types, including extra-embryonic tissues such as placenta.
Topics that use Totipotency
- Topic 3: Voice of the Genome (Pearson Edexcel A-Level)
Related terms
- Acrosome
- Acrosome reaction
- Cell cycle and interphase
- Continuous variation and normal distribution
- Cortical reaction
- Differential gene expression
- DNA methylation
- DNA replication and sister chromatids
Using Totipotency in the exam
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