OCR Specification A Level Biology A
5.1.2. Excretion
PART 1 b)i)The structure and functions of the mammalian liver
ii) The examination and drawing of stained sections to show the histology of liver tissue. To include signaling between adjacent cells and signaling between distant cells.
The gross structure and histology of the liver and the roles of the liver in storage of glycogen, detoxification and the formation of urea (ornithine cycle covered in outline only).

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