The Cell Lecture 5 0.0 / 5 ? Human BiologyLecture 5UniversityNone Created by: saraht83Created on: 29-04-16 11:22 What is the cytoskeleton responsible for? communication and transport between different areas 1 of 13 What are microtubules? rigid intracellular skeleton, tracks motor proteins 2 of 13 What is the purpose of a centrosome? serves as main microtubule organising centre 3 of 13 What are PCM? proteins responsible for microtubule nucleation and anchoring 4 of 13 What does colchicine do? binds to tubulin molecules and prevents polymerisation and spindle formation 5 of 13 What does taxol do? encourage spindle formation 6 of 13 What are kinesins? motor proteins that move toward plus end (cell edge) 7 of 13 What are dyneins? motor proteins that move toward minus end (centrosome) 8 of 13 Microtubules in cilia and flagella are arranged in a... 9 + 2 array 9 of 13 What is a basal body? base of flagellum or cilium 10 of 13 What is myosin? first motor protein discovered, moves along actin filaments 11 of 13 What are microfilaments? made of actin, determine and stabilize cell shape, help cell move 12 of 13 What is vimentin? most widely distributed cytoplasmic intermediate filament proteins 13 of 13
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