Course: http://www.teachersdomain.org/ This website has a lot of different educational videos with lesson plans that correspond with the videos. I am actually using one of these videos in my ICE presentation on fossils.
http://www.biologycorner.com/lesson-plans/genetics/ This website has a rich archive of images. There are actual photos of frog dissections and cells under a microscope that can be used to enhance the lesson. It also has a huge array of worksheets that can be used for in class and homework activities.
http://www.nysedregents.org/LivingEnvironment/ This website is definitely useful for making exam questions. It has an archive of all the past regents exams with answer keys.
http://iteachbio.com/Life%20Science/life.htm This website is extremely useful it provides powerpoint slides for almost every science topic. Also, has lab activities, worksheets, videos and tests. Definitely useful for new teachers.