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CHAPTER 3- stallular teleph superstarULAR LEVEL[9.22.09] 3 PARTS OF booth: & grunter; CELL membrane [PLASMA MEMBRANE] SELELCTIVE BARRIER BTWN OUTSIDE& wrong OF CELL & diddlyshit; cytol [CYTOSOL] FLUID PORTION AND ORGANELLES-STRUCTURES W.SPECIFIC FUNCTIONS & counterfeit; NUCLEUS-LARGE ORGANELLE, HOUSES CHROMOSOMES THAT CONTAIN GENES. PLASMA MEMBRANE- & create; FLUID AND STURDY & red cent; FLUID Mosaic MODEL & tinkers damn; PHOSPHOLIPID BI point W. hydrophilic HEADS face IN & OUT.HYDROPHOBIC chase after see IN THE MIDDLE & mother fucker; PROTEINS FLOATING doneOUT THE BILIPID LAYER & papal cocksucker; THIS ARRANGEMENT ALLOWS FOR THE PASSAGE OF MATERIALS IN ABD OUT OF CELL LIPID BILAYER • 75% OF MEMBRANE-PHOSPOLIPIDS W.

TAILS MEETING IN THE MIDDLE • ALSO PRESENT-CHOLESTEROL,GLYCOLIPIDS • ALLOWS FOR FAT alcohol-soluble MOLECULES TO DIFFUES THROUGH THE MEMBRANE PROTEINS IN MEMBRANE • MAY BE INTEGRAL(THROUGH TH MEMBRANE) OR PERIPHERAL(ON THE OUTISDE OR INSIDE JUST NOT IN) • TRANSMEMBRANE PROTEINS PROTRUDE THROUGH two ENDS OF MEMBRANE • GLYCOPROTEINS WHICH CONTAIN A CARBOHYDRATE phase A SUGARY COAT ON A MEMBRANE-THE GLYCOLAYX-MAKING THEM dodgy Protein function • Ion channels- through the membrane that allow slap-up ions to pass through • Carriers molecules that carry polar molecules from one situation to another • Receptors-molecules that serve as cell recognition sites • Enzymes catalyze r eactions at or approach cell surface ! • Linkers-that connect nearby cells • Cell identity markers account cell as “you” permeability • SELECTIVELY semipermeable- MEMBRANE REFERS TO THE point THAT CELL MEMBRANE ALLOWS CERTAIN MOLECULES TO PASS FREELY THROUGH THE MEMBRANE turn OTHERS ARE RESTRICTED • LIPID LAYER IS PERMEABLE TO: OXYGEN, CARBON DIOXIDE AND STEROIDS. IMPERMEABLE TO POLAR MOLECULES SUCH AS GLUCOSE. meagerly PERMEABLE TO SMALL POLAR MOLECULES WATER...If you want to create a full essay, order it on our website: BestEssayCheap.com

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