1. Theory of Evolution   Charles Darwin   Sir J. J. Thompson   Johan Kepler   Enrico Fermi   Hint Half-n-half Clue   2. Laws of Planetary Motion   Sir Humphry Davy   Johan Kepler   Sir J. J. Thompson   Alexander Fleming   Half-n-half Clue   3. Laws of Heredity   Neels H. D. Bohr   Hans Christian   Gregor Mendel   Christian Barnard   Half-n-half Clue   4. Malaria is carried by mosquitoes   Albert Einstein   Ronald Ross   Sir Humphry Davy   Sir Fredrick Grant Banting   Half-n-half Clue   5. Bacteria   Alexander Fleming   Sir Humphry Davy   William Harvey   Anton Von Leeuwenhock   Half-n-half Clue   6. Potassium   Sigmund Freud   Sir Humphry Davy   Charles Darwin   William Harvey   Half-n-half Clue   7. Blood Circulation   Henry Cavendish   Louis Pasteur   Gregor Mendel   William Harvey   Half-n-half Clue