Biology Chp 9 TB Notes

Biology Chp 9 TB Notes - 9-10-09Biology Textbook Chapter 7:...

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Unformatted text preview: 9-10-09Biology Textbook Chapter 7: Cell Structure and Function - Inside the CellKey Concepts-The cell component structure is closely related to their function.-Zip codes within cells, transports materials-Cells are dynamic: molecules constantly enter and exit across the plasma membrane; products are shipped along protein fibers; and elements of the cells internal skeleton grow and shrink. Plasma Membrane: creates an internal environment that differs from conditions outside the cell (thanks to the selective permeability of phospholipids bilayers and the activity of membrane transport proteins.Morphology:form-science; species fall into the two categories: prokaryotes and eukaryotes.Phylogeny:tribe-source/evolutionary history; organisms fall into the three groups of Bacteria, Archaea, and Eukarya. -Members of the Bacteria and Archaea are prokaryotic; members of the Eukarya (algae, fungi, plants, and animals) are eukaryotic. Prokaryotic Cell: the absence of a membrane-bound nucleus; they all contain a...
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Biology Chp 9 TB Notes - 9-10-09Biology Textbook Chapter 7:...

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