Hi guys, Welcome to the Advanced Video Search Engine, and you are watching C4 carbon fixation - C4 ශාක අඳුරු ප්‍රතික්‍රියාව. That video is uploaded by UC Academy at 2020-12-07T17:53:03-08:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [pxwHiEiJfYw]