{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Biology Chapter 18 Scientists

Biology Chapter 18 Scientists - Martinus Beijerinck...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Scientists – Adolf Mayer –German scientist seeking cause of tobacco mosaic disease and saw that it can be  transmitted from plant to plant. He concluded(hypothesis) that was caused by unusually small  bacteria. Dimitri Ivanowsky – Russian Scientist, Tested Adolf Mayer’s hypothesis by filtering bacteria, but  still caused the disease. Concluded that bacteria was small enough to go through the filter or  made a filterable toxin that caused disease.
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Martinus Beijerinck- botanist discovered that infectious agent in filtered sap could reproduce, ruled out Dimitri Ivanowsky’s hypothesis. Beijeri nck imagined pathogen was smaller and simpler than bacteria. Wendell Stanley – American Scientist that crystallized infectious particle known as Tobacco Mosaic Virus(TMV). Virus can be seen with help of electron microscope....
View Full Document

  • Spring '09
  • D
  • tobacco mosaic disease, Adolf Mayer, unusually small  bacteria, Mayer –German scientist, Dimitri Ivanowsky, Tested Adolf Mayer

{[ snackBarMessage ]}