Then Algernon started to act really strange, he refused to eat and did the maze. He also bit Charlie
A few days later, Algernon died. When they did the autopsy of Algernon they found that his brain had injuries and was smaller than before the surgery
How is it possible!
I don't know
Charlie found out later that Algernon died, and started to investigate how could he stop that progress of brain deterioration, so it wouldn't happened to him but it was useless. He named the investigation Algernon's-Gordon Effect
At last, he new he was going to die, the same way as Algernon did, but before he left the country to wait for his dead, he brought everyday flowers for Algernon's grove