Welcome to the library guide for BIOL 4370. The purpose of this guide is to inform you about resources at the Libraries and on the internet that will help you with your Toxicology on Trial assignment.

My name is Erin O'Toole, and I'm your contact for the UNT Libraries. I have bachelor's and master's degrees in Biology, and think it is the most fascinating field of science. So please feel free to contact me about any biology or library-related questions you might have.

DDT, Wikimedia Commons

Many instructors require you to use peer-reviewed sources for your papers and projects, but what does that mean?

• Peer review is the process of having experts in a field review the quality of an article or book before it is published
• Most articles in scholarly and academic journals are peer-reviewed
• Books published by university or academic presses are peer-reviewed

Most databases allow you to limit your search to peer-reviewed articles. Here are two examples: