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Summary Cell structure and function
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Year 1 Biology AQA A level notes. Achieved an A* in my final exam using these notes. They are based on the mark scheme requirements.
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Cell structure summary notes12 September 2022 11:25
Plasma membrane
- Partially permeable
- Controls movement of substances in and out of
cells
- Phospholipid bilayer
- Intrinsic and extrinsic protein molecules
Nucleus
- Enclosed by a double membrane with pores
- Contains chromosomes and one or more nucleoli
- Protein synthesis
- Nucleolus forms ribosomes
Mitochondria
- Aerobic respiration to produce ATP
- Double layer of membrane folded to form cristae
- Inner membrane has the matrix which contains a
circular DNA molecule and ribosomes
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