How did alexander fleming’s research solve a societal problem?
answer choices are
-he developed ways to treat inherited diseases.
-he advocated for regular hand washing to kill germs.
-he discovered a new type of medicine that could treat infections.
-he discovered the cause of mad cow disease, an emerging disease.

The answer is he discovered a new type of medicine that could treat infections. Through research and experimentation, Fleming found a microbes decimating mold which he would call penicillin in 1928, making ready for the utilization of anti-infection agents in present day human services. He was granted the Nobel Prize in 1945 and kicked the bucket on March 11, 1955.

Alexander Fleming was Scottish pharmacologist, biologist and botanist. He discovered world's first antibiotic Penicillin in 1928.He discovered Penicillin by accident. He was reaserching properties of staphylococci. he stacked all the staphylococci research jars in the corner of his laboratory and went on a holiday with his family. when he returned he saw that some jars had fungus around them and most of staphylococci were destoryed. This was the begining of a Penicillin discovery. Penicillin was a new type of medicine that was able to treat infections. So answer to your quesiton is that He discovered a new type of medicine that could treat infections.