Talks about cell stuffs.

2.1 Introduction to the Cell

2.2 Sub-cellular Compartments of Eukaryotes

2.3 Cell & Organism Size

2.4 Cell Membranes

2.5 Membrane transport

2.6 Water Movement: Osmosis, Tonicity & Osmoregulation

2.7 Origin of Compartmentalization & the Eukaryotic Cells