Biology A (Salters-Nuffield) A-Level
PGD
What PGD means in Biology A (Salters-Nuffield) A-Level, as defined for Pearson Edexcel.
Definition of PGD
Check what you remember
Read the wording for your board, then hide it and explain PGD in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
Embryos produced by IVF are screened before implantation; a single cell is removed and tested, and embryos without the condition are selected for transfer.
Topics that use PGD
- Topic 2: Genes and Health (Pearson Edexcel A-Level)
Related terms
Using PGD in the exam
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