This is like a worksheet on paper except it is on the Internet and you will follow links instead of looking at books to do this work sheet.  Get out a piece of paper you are going to turn in to me out and put your name on it.  Put which period you are in as well.

DO NOT FORGET TO SCROLL DOWN.  The whole worksheet does not show at once on your computer screen.

First:  Follow the link in blue to the right and read the list of cell structures and what they do.

There is nothing to write down yet.  But now go to this animation that shows how diffusion works and watch it.

Now write me a description of diffusion.

Next you follow the link to a page about selectively permeable membranes.

Write down a description of active transport and passive transport.  Also tell me - What is a selectively permeable membrane?

Finally, this animation shows what osmosis is:

Turn in your paper at the end of the period