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Biology notes for unit 1 and 2 in terms 1-3 for grade 11. The major topics inclue; Osmosis and Diffusion, cells and membranes, cell transport, concentration gradient, rate of diffusion, cellular environments (tonicity), Enzymes, Bacterial Diseases, Innate immune response, adaptive immune response, first, seceond and third line of defence, Self and non-self cells, antigns,
Added August 2022
