At the first quiz you can click “Start Quiz,” or you can hover over the black triangle on the top right of the quiz. You can see this in the screenshot below.
Note that if the triangle is not black, but green, it means you’re already logged in. Skip what’s below, and start the quiz.
Clicking “Log in to record/get credit” brings up this screen.
Login with your Login name and your password, and you’re good to go.
You’ll notice that the triangle will turn green to indicate that you are logged in. If you come back to learn-biology.com on the same computer within 24 hours, you’ll still be logged in, and a green triangle will indicate this