Cell Biology Module - first class degree notes providing straightforward revision for exams.
Comprehensive and excellent Cell Biology Module Notes to improve your grades. These notes cover the entire module, including extra reading, to enhance learning and results. I used these notes alone to prep...
Summary Molecular Biology of the Cell 2 (book) (WBFA007-04)
Summary Regenerative Medicine
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University of Bath (UoB)
Biochemistry
Cell Biology Module
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Cell Biology
Introductory lecture
History of Cell Biology
• 1655- Robert Hooke-An English microscopist
• Why do stoppers made of cork (tree bark) float?
• Hooke called the pores cellulae ‘little rooms’ (they were not cells but empty cell walls of dead plant
tissue).
Anton van Leeuwenhoek - Examined pondwater teaming with ‘animalcules’ (1674). Also observed bacteria
Cell Theory
• Scheiden and Schwann (1830s)
• All organisms are composed of 1 or more cells
• The cell is the structural unit of life
• BUT they thought that cells could arise from non-cellular materials
An important addition to the Cell Theory
• 1855 Rudolf Virchow
• Cells can arise only from division of a pre-existing cell.
All living things are made of cells
Bacteria (microbiology)
Eukaryotes
What is Cell Biology
• Cells are the basic unit of life
• Study of Cells
• Cytology (Cell Structure), Biochemistry (Chemistry of Life), Genetics
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