Name the scientist who won two Nobel Prizes.

Name the scientist who won the Nobel Prize for the development of penicillin.

Name two scientist who won the Nobel prize for the discovery of Helicobacter pylori?

Name the scientist who won twice the Nobel Prize in Physics.

Name the scientists who were awarded Nobel Prize for discovery of Restriction enzymes

Name the scientists who were awarded Nobel Prize for discovery of enzyme EcoRI.

Name the scientists who were awarded Nobel Prize in 1945 for discovering the penicillin drug & its role as a antibiotic.