In the PowerPoint on page 10, you can click on the highlighted word osmosis and it will take you to the lab so you
can get the information you need to write it. It's in the first line. also, page 10 starts off by giving instructions on
what to write.
https://openstax.org/books/anatomy-and-physiology/pages/3-1-the-cell-membrane (this can be one source)