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Cell Theory - Discuss the theory that living organisms are composed of cells.
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IB Biology Syllabus Unit 1 1.1 Cell Theory (3h) 1.1.1 Discuss the theory that living organisms are composed of cells. 1.1.2 State that a virus is a non-cellular structure consisting of DNA and RNA surrounded by a protein coat. A virus is a non-cellular structure consisting of DNA and RNA surrounded by a protein coat 1.1.3 State that all cells are formed from other cells. All cells are formed from other cells 1.1.4 Explain three advantages of using light microscopes. * Colors of material from specimen can be seen * Living material can be studied and larger field of view * Cell activities and movement can be studied 1.1.5 Outline the advantages of using electron microscopes. Electron microscope * Greater resolution so smaller structures can be seen * gives interior/3-D view 1.1.6 Define organelle Organelle - a small body with a specialized structure within a cell for a specific function 1.1.7 Compare relative sizes of molecules, cell membrane thickness, viruses, bacteria, organelles and cells, using appropriate SI units. Size comparison: *...
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