Viruses are acellular and The structure of virus particles to include genetic material, capsid and attachment protein. 8 Methods of Studying Cells Compare optical and electron 3.2.1.3 Methods of Studying MS0.1 MS0.2 MS1.2 MS1.8 5.4 microscopes giving their MS2.2 MS2.3 MS2.5 MS4.1 Students should be able to advantages and limitations. The principles and limitations of compare optical, electron and optical microscopes, transmission scanning electron microscopes. electron microscopes and Students could complete a table scanning electron microscopes. with information about each device, its benefits and Measuring the size of an object limitations. Students could use an viewed with an optical optical microscope to view cells. microscope. Images of micrographs can be The difference between given and students have to magnification and resolution. calculate the actual size from the image and magnification. Use of the formula: magnification = size of image/size of real object Principles of cell fractionation and ultracentrifugation as used to separate cell components. Students should be able to appreciate that there was a considerable period of time during which the scientific community distinguished between artefacts and cell organelles. 9 Methods of Studying Cells Explain what is meant by 3.2.1.3 Methods of Studying Cells AT d, e and f 5.4 magnification and resolution Students could use iodine Students can complete a practical Measuring the size of an object in potassium iodide task using iodide to stain starch Use the magnification formula viewed with an optical solution to identify starch cells and using their observations correctly microscope. grains in plant cells. in the magnification formula. MS 1.8 The difference between magnification and resolution.
Viruses are acellular and The structure of virus particles to include genetic material, capsid and attachment protein. 8 Methods of Studying Cells Students should be able to compare optical, electron and scanning electron microscopes. Students could complete a table with information about each device, its benefits and limitations. Students could use an optical microscope to view cells. Images of micrographs can be given and students have to calculate the actual size from the image and magnification. Compare optical and electron microscopes giving their advantages and limitations. 3.2.1.3 Methods of Studying The principles and limitations of optical microscopes, transmission electron microscopes and scanning electron microscopes. Measuring the size of an object viewed with an optical microscope. The difference between magnification and resolution. Use of the formula: magnification = size of image/size of real object Principles of cell fractionation and ultracentrifugation as used to separate cell components. Students should be able to appreciate that there was a considerable period of time during which the scientific community distinguished between artefacts and cell organelles. MS0.1 MS0.2 MS1.2 MS1.8 MS2.2 MS2.3 MS2.5 MS4.1 5.4 9 Methods of Studying Cells Students can complete a practical task using iodide to stain starch cells and using their observations in the magnification formula. Explain what is meant by magnification and resolution Use the magnification formula correctly 3.2.1.3 Methods of Studying Cells Measuring the size of an object viewed with an optical microscope. The difference between magnification and resolution. AT d, e and f Students could use iodine in potassium iodide solution to identify starch grains in plant cells. MS 1.8 5.4
Biology%20SoW%20Year%201.docx