The Protein Route

Follow insulin out of a beta cell

Nothing is submitted. Take a screenshot if that is part of your teacher's instructions in your lesson. Your progress and what you type stay on this device, so a second sitting picks up where the first stopped. Tap any step number to open that step; a number lights up only when that step is finished. The button with the green ring is the one to press next. iPad keeps the picture to fewer moving pieces so it stays smooth on a tablet; Computer draws a denser picture. Fill screen, in the row of buttons under the picture, hides everything but the tool. Pinch the picture to zoom in when the small parts are hard to see, and pinch back out to go on.