DS6 - ? (X) NaCl: ? (X) 2 1 3 A B Passive transport active...

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DS6 Homework and worksheet Cell membrane Osmosis, hypotonic, hypertonic, isotonic Transport Exocytosis, endocytosis
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worksheet3 Cytoskeleton present present present Plasmodesmata absent absent present Desmonsomes absent present absent Tight junction absent present absent
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Membrane composition : Fluid mosaic model : fluid, not rigid static structure, integrated mosaic of several components, hydrophobic, Van der Waals, drift laterally at about 2um Fluidity: unsaturated/saturated FA and cholesterol Amphipathic: phospholipid
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osmosis
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Quiz 1L,1M glucose 1L,1M fructose net movement: equilibrium H 2 O: ? (X) ? (3) Glucose: ? (X) ?(X) Fructose: ? (X) ?(X) 2 1 3
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Quiz 1L,1M glucose 1L,0.5M glucose net movement: final concentration H 2 O: ? (2) Glucose: ? (X) ?? (0.75M) 2 1 3 A B
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Quiz 1L,1M glucose 1L,1M NaCl net movement: H 2 O: ? (1) Glucose:
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Unformatted text preview: ? (X) NaCl: ? (X) 2 1 3 A B Passive transport active transport Simple diffusion facilitated diffusion Simple diffusion facilitated diffusion 1. Membrane component for transport 1. Binding of transported substrate 1. Energy source 1. Direction of transport 1. Specificity for molecules or molecular classes Answers list: Yes, no, lipid, proteins, concentration gradients, ATP hydrolysis, specific, nonspecific, against/with gradient of transported substance ??? ??? ???? ??? ??? ???? ??? ??? ???? ??? ??? ???? ??? ??? ???? Answer is at page 125 (textbook) exocytosis endocytosis phagocytosis: eat chocolate (nonspecific) Pinocytosis: drink water (nonspecific) Receptor-mediated endocytosis: french kiss with your girlfriend or boyfriend (specific)...
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DS6 - ? (X) NaCl: ? (X) 2 1 3 A B Passive transport active...

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