Tetris from the lab! Be careful of the falling blocks in DNA chains. Who of you will be a better player and easily create amazing design? Have fun and do your best in this puzzle-classic rivalry! Everyone on his side of the screen will create a neon puzzle. The one who will score more points will win laurels of victory. Whether you will deal with this challenge and defeat your rival? The record holders can present their results in the comments. Every move will let you get close to winning - perhaps already next in your account!