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Lecture

Biol130 - Unit10&11 Cytoskeleton & Social Context.pdf

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Department
Biology
Course
BIOL 130
Professor
Todd Holyoak
Semester
Fall

Description
Unit 1011CytoskeletonExtracellular matrix fibrous componentsA network of fibres forming structures within the cytoplasmCollagenDetermines cell shape position of organelles movement or organelles and cellsMost abundant protein in animalsConstantly reorganizing Contaisn AAshydroxyl proline hydroxyl lysine 3 TypesEmbryonic stem cellsPluripotent capable of giving rise to several diff cell types1Intermediate filamentsOriginal egg divides several times all containing same genome but different patterns of genesproteins Composed of different proteins Even intermediate filaments in the same organism can have different Ex Fat cell neuron macrophageproteinsKeratins most diverse class of intermediate filamentsDifferentiation of cell typesCell communicationIn epitheliaSelective cellcell adhesionCell memory2MicrotubulesHollow tubes of tubulin Somatic stem cellsHow they are madeCells found throughout the body that divide to replenish tubulin heterodimer
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