Game Step vaccine organism online
You just have resisted the action of the vaccine, because almost all children are vaccinated at birth. But even once you had to think about how well the vaccine works in the human body. In this game, you can see the principle of this action, it is not so difficult. Moreover, you do not just see, and will directly manage such a vaccine. If you do not take on its management, the vaccine will not work and the body can not fight off the virus, which at any moment can attack. Pretty complex biological systems will be before your eyes.
Game Rating: 5 of 10