A Journey Through Time

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Across
  1. 2. A British bacteriologist who discovered bacterial transformation in 1928
  2. 5. He explored the possibility of cloning a lamb from an adult sheep.
  3. 6. discovered the double helix structure of DNA.
  4. 7. discovered chromosomes and genetics in fruit flies on January 1910.
  5. 8. Husband of Martha Chase
Down
  1. 1. To duplicate the body’s natural means of fighting disease and to remedy birth disorders.
  2. 3. Was discovered in 1928 by Alexander Fleming at St. Mary's Hospital in London.
  3. 4. invented pasteurization on April 20, 1862.