It was a pleasant surprise to the scientific community when clinical research with the bacterium Streptococcus pneumoniae led to the discovery of DNA as the hereditary material.

LET'S TAKE a moment to explore a parallel universe, an alternate history. One in which a simple twist of fate has seriously altered the course of science. DEOXYRIBONUCLEIC ACID (DNA) is the hereditary ...

It was a pleasant surprise to the scientific community when clinical research with the bacterium Streptococcus pneumoniae led to the discovery of DNA as the hereditary material.

Oswald Avery, born in 1877, the same year as Frederick Griffith, was 56 years old in 1933 when he heard the news of Griffith's pneumococcus transformation. Compared to the early 20th century, when ...