Bio dane na dana che ahanaYou guys closing the answer. both of them were Notable award winners

Bio dane na dana che ahanaYou guys closing the answer. both of them were Notable award winners

Graham Bell ?
Hikzzzz eta wada Hodai oya mama kiyala kiwwa nam..Graham Bell ?
Hikzzz Robert Koch da?No not the correct answer
CLUE = He invented methods to purify the bacillus from blood samples.
yes, yes