The links in this Genetic Counseling guide have been evaluated by me; I researched them and found the information on these pages to be very reliable.
If you've found a website you'd like to use in your paper, remember that not all information on the web is created equal. Here's a short video on how to evaluate a website. It will help you decide whether your professor will mark you down for using that website as a source.
Lists of links to other sites that are reputable and on topic. Meta sites vary in the amount of content they offer in addition to links.