Question

The tobacco mosaic virus was crystallized for first time by

• A. W.M. Stanley
• B. E.C. Stackman
• C. A.K. Smith
• D. Ivanowski

Answer 1

The correct option is A W.M. Stanley

W.M. Stanley (1935), the American biochemist, isolated virus in crystalline form and demonstrated that even in that state it maintained the infectivity. This marked the beginning of a new branch of science called virology.