Balls

You shoud google it for more specific details. There are these "balls" of fluid in your ears with tiny hairlike receptors that sense movement. You get dizzy because the fluid is still "sloshing" around.

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... quantity of it because the cell needs to include it in its membrane. Therefore cholesterol is transported in the blood large lipoprotein "balls", which can only be taken up by receptor mediated endocytosis. Steroid hormones, however, are just a source of information, and a cell only ...

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... it as a way of controlling how often a baseball pitching machine throws a ball. If there is a Shine-Dalgarno gear in place, the machine throws 100 balls a minute. If you take out the gear, it only throws 10 balls a minute. If each ball represents 1 polypeptide chain, compare the results of running ...

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... everything go through. But for example even if cheesecloth would be quite close to this definition, it is impermeable to say lephants or bowling balls (at least the slow kind). So the notion of semi permeability is defined relatively to a class of objects, for exemple molecules with varying size.

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Maybe it's just your eyes, don't you think that could be it? Things you see are moving, cotton balls? That's insane! You should probably see an eye doctor.

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