Question

History of 20th century................

Answer 1

sir Alexander Flemming invented penicillin which is an antibiotic kills virus that enters in our injured wound we known it as antibiotic and the other is the woman got right to vote in the year 1945 by long struggle woman enfranchisement act was declared woman right to vote

Answer 2

1.)Sir Alexander Fleming's discovery......

Ans: Penicillin is an antibiotic.

It kills the bacteria that enters our body but it won't destroy the human cells. It destroys the cell wall of bacteria. Since human cells don't have a cell wall, Penicillin don't affect human cells. It was discovered in 1928.

2)In which year voting rights......

Ans: .1948

The UN adopted Universal Declaration of Human rights in this year.