NYS Lab: Diffusion Through a Membrane

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Substances cross the cell membrane without the cell expending energy
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NYS Lab: Diffusion Through a Membrane Dialysis Cell Transport and Elodea http://ccollege.hccs.cc.tx.us/instru/biology/AllStudyPages/Diffusion_Osmosis/Elodeagif.swf Saccone Powerpoint

Diffusion Through a Membrane Windows(R) operating system and Mac OS X operating system software Submitted by Joseph Saccone Saccone Powerpoint

Saccone Powerpoint

G G G I I I I I G I G G I I I S S I I I I I I I I Saccone Powerpoint

Saccone Powerpoint

In your notes describe what happened to each substance. Iodine Glucose Water Starch In your notes describe what happened to each substance. Saccone Powerpoint

G G G S OUTSIDE OF DIALYSIS TUBE (CELL) INSIDE OF DIALYSIS TUBE (CELL) Saccone Powerpoint

Benedicts Solution Iodine Tests for _______ and changes from blue to _________. Benedicts Solution Iodine Test for _______ and changes from amber to _________. Saccone Powerpoint

Test for Glucose and changes from blue to Other colors. Test for starch and changes from amber to Black/purple. Saccone Powerpoint

+ for glucose - for glucose Saccone Powerpoint

What type of sugar is present in this test tube? Saccone Powerpoint

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Absorption = Diffusion across the CELL MEMBRANE. RECEPTOR PROTEINS Saccone Powerpoint

RED ONION IN FRESH WATER Saccone Powerpoint

CELL MEMBRANE CELL WALL CYTOPLASM Saccone Powerpoint

RED ONION IN SALT WATER Saccone Powerpoint

LABEL THE FOLLOWING PARTS SALT WATER CELL WALL CYTOPLASM CELL MEMBRANE Saccone Powerpoint

LABEL THE FOLLOWING PARTS ANSWERS CELL WALL CELL MEMBRANE CYTOPLASM SALT WATER Saccone Powerpoint

LABEL THE FOLLOWING PARTS SALT WATER CELL MEMBRANE CYTOPLASM CELL WALL Saccone Powerpoint

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Elodea under 400X Fresh water solution! Saccone Powerpoint

Elodea Salt solution Saccone Powerpoint

Elodea Salt solution Saccone Powerpoint

Elodea Salt solution Saccone Powerpoint

Elodea Salt solution Saccone Powerpoint

Elodea Fresh solution Salt solution Saccone Powerpoint

Fresh solution Saccone Powerpoint

Draw & label these blood vessels Capillaries Very thin-walled (one cell thick). Site for the exchange of materials between the blood & body tissue (cells). (where Hemo does his work) Arterioles and venules are connected by capillaries. 1) Artery (arterioles) 2) Vein (venule) 3) Capillary Draw & label these blood vessels Saccone Powerpoint

Capillary cross-section Very thin-walled (one cell passes through at a time.) This is where materials are exchanged between the blood and the body cells. NUCLEUS RBC NO MORE SCHOOLLLLLLL Capillary Saccone Powerpoint

contractile vacuole Regulates osmotic environment in a living Paramecium exposure to a strongly hypotonic solution resulted in the cell's ability to quickly adjust to Saccone Powerpoint

Salt and cells Saccone Powerpoint