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Essay Details:
Essay text:
Each time a cell has something move into or out of it, some sort of principle studied in this lab is occurring. Diffusion, osmosis, and passive and active transport are all fundamental concepts of Biology. This lab simulated osmosis in the cell. In this case, we used dialysis tubing to simulate the semi-permeable membrane of an animal cell.
Materials and Methods:
Dialysis tubing (6 x 30cm)
String for tying dialysis tubing
Clear plastic drinking cups
Sharpie Markers
Funnels
Glucose/starch solution
Distilled water
IKI solution
Glucose TesTape
0, .2, .4, .6, .8, and 1 Molar Sucrose Solution
Cork Borer
Potatoes
Scale
Exercise 1: Diffusion
Fill a dialysis bag with a sugar/starch solution and immerse the bag in a dilute iodine solution...
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