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I can't get to the frog dissection so I don't think much of it yet! by Mar 12
A major function of the kidney is conservation of water by increasing the solute concentration in the urine. This is accomplished by the action of about a million nephrons working together with their attached collecting ducts.
What’s so great? Shadows are cool.
Import file ( KML , KMZ , GPX ) loaded layer and topographic profile of the route. Sometimes, some files do not automatically create a profile! Zoom: 15 Counter markers: 2 Status: OK Аzimuth: 73° Mouse px: ...
We have been increasingly using Flash animations for illustrating Physics content. This page provides access to those animations which may be of general interest.