Biology · Combined Science Higher
Cell Biology
Spec 4.1Paper 12 required practicals7 subtopics
Subtopics
1
Eukaryotes and Prokaryotes
Compare the key features of eukaryotic and prokaryotic cells, including scale and size.
2
Animal and Plant Cells
Describe the sub-cellular structures of animal and plant cells and relate structure to function.
3
Cell Specialisation and Differentiation
Explain how and why cells become specialised, with examples from animals and plants.
4
Microscopy
Compare light and electron microscopes, and carry out magnification calculations.
5
Chromosomes, the Cell Cycle and Mitosis
Describe chromosomes, the stages of the cell cycle and the process and purpose of mitosis.
6
Stem Cells
Describe the properties and uses of stem cells, including embryonic, adult and plant meristem cells.
7
Diffusion, Osmosis and Active Transport
Describe and compare the three ways substances move into and out of cells.
Higher tier only
Meiosis and genetic variation
Stem cell ethics and uses
Next topic
Organisation