Question

developed the vaccine for smallpox.

came up with a process to keep wine and milk from spoiling.

developed the treatment Salvarsan, which laid the foundation for future antibiotics.

is credited with inventing penicillin.

was a nurse who changed the course of the nursing profession.

Answer 1

- Edward Jenner — developed the vaccine for smallpox (using cowpox).
- Louis Pasteur — developed pasteurization to keep wine and milk from spoiling.
- Paul Ehrlich — developed Salvarsan (arsphenamine) for syphilis, laying groundwork for modern chemotherapy/antibiotics.
- Alexander Fleming — credited with discovering penicillin.
- Florence Nightingale — nurse who transformed and professionalized nursing.