Replace with fresh vinegar, and let sit in the refrigerator for another 24 hours. Gently holding the egg in the glass, pour out the old vinegar. Put the three glasses in the refrigerator and allow to sit for 24 hours.ģ. To keep it submerged, put a butter knife in the glass to hold it down.Ģ. Bubbles will start to form around the egg, and it’ll float up. Pour in enough vinegar to cover each egg. Note: It’s okay to touch the eggs, but remember to wash your hands afterwards to avoid any nasty surprises!ġ.

Measuring spoons (1 tablespoon and ½ tablespoon).

3 glasses (large enough to fit the egg plus liquid).

But if we create our very own model of a cell, using a shell-less chicken egg, we can see what happens when we manipulate the osmotic balance in the “cell”! Osmosis is hard to see without a microscope. Osmosis factors heavily in each of these processes and is an important force for keeping every single cell in your body healthy.

What’s one thing that all of these processes have in common? They all rely on osmosis: the diffusion of water from one place to another. The lacrimal glands near your eyes are secreting tears, which allow your eyelids to close without damaging your eyeballs. Your kidneys are working hard to excrete waste and extra water. The food you ate just a bit ago is making its way through a watery slurry inside your stomach and small intestines. Right now, as you read this, there are millions of things happening throughout your body.

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