Be Prepared!  Your Regents will be upon you soon!  Here are some helpful sites to aid you in your studying:
http://regentsprep.org/Regents/biology/biology.cfm
http://reviewbiology.com/
http://newyorkscienceteacher.com/sci/files/user-submitted/LE_Must_Know_Facts.pdf
http://www.edusolution.com/quizindex.htm
http://quizlet.com/subject/Living-environment/
http://www.syvum.com/exam/regents/living_environment/

http://sciencereviewgames.com/srg/subjects/le.php

http://www.clake.org/view/772.pdf

The DNA Workshop available through PBS Science Odyssey allows you to practice DNA replication and Protein Synthesis. 

Another great animation from PBS details how protein synthesis occurs in cells.  It is adapted from the "Secret of Life".

Here is the entire song.  There are no subtitles with this one.

Here is the more serious video I showed the class today.