IB Diploma Biology SL, topic B2
Cells (Form and function)
Cells (Form and function) is about how the structure of a cell suits its function: how membranes are built and control what crosses them, how organelles divide a cell into compartments, and how cells specialize in size, shape and contents.
Revision notes
Worksheet
FlashcardsSubtopics
Work through them in order. Each one has notes, exam questions and flashcards, and a PDF of each.
- 1Membranes and membrane transport Spec B2.1IB Biology B2.1: lipid bilayers, simple diffusion, osmosis and aquaporins, channels and pumps, and the fluid mosaic model.NotesQuestions 5Flashcards 13
- 2Organelles and compartmentalization Spec B2.2IB Biology B2.2: organelles, cell fractionation, and the advantages of compartmentalization in the nucleus and lysosomes.NotesQuestions 4Flashcards 5
- 3Cell specialization Spec B2.3IB Biology B2.3: differentiation, stem cells, niches and potency, and cell size and the surface area-to-volume ratio.NotesQuestions 4Flashcards 8
Whole topic
When you have done the subtopics: test yourself on everything, or print the lot.