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Paper 4Theory (Extended)4 marks
Gene expression in body cells
Description
Gene expression and protein production
All body cells have the same genes, but they produce different proteins depending on which genes are expressed.
- a[1]
State what determines which proteins a body cell produces.
Aim for approximately 1 distinct marking point.
- b[3]
Explain how gene expression leads to different cell types in the body.
Aim for approximately 3 distinct marking points.
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