Prokaryotic Cells and Cell Size

This lesson covers prokaryotic cells and the concept of cell size and scale, as required by AQA GCSE Biology specification 4.1.1. You need to understand how prokaryotic cells differ from eukaryotic cells, recognise the key features of bacterial cells, and be able to use standard form and unit conversions when dealing with very small measurements.

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Prokaryotic vs Eukaryotic Cells

Living organisms can be divided into two fundamental groups based on their cell structure: