The above article is from and it is written by Granville Sewell. In it he discusses the three “cardinal problems” of biology as described by Jean Rodstead back in 1956. How a living creature grows? How species evolve? How life originated? Answers to these questions are still being sought after and Sewell asks […]

Microbiology Lecture 10-17-19 The search for viruses, Louis Pasteur postulated that rabies was caused by a “living thing” smaller than bacteria(1884), he developed the first vaccine for rabies. Ivanovski and Beijerinkck showed a disease in tobacco was caused by a virus (1890s). 1950’s virology was multifaceted discipline, viruses are non-cellular particles with a defintie size, […]