GENERAL KNOWLEDGE

Detailed explanation-1: -Professor Selman Waksman with graduate student Albert Schatz. Laboratory photograph during the studies leading to the discovery of streptomycin, 1944.

Detailed explanation-2: -Waksman received a Nobel Prize in 1952 for “ingenious, systematic and successful studies of the soil microbes” that led to the discovery of streptomycin.

Detailed explanation-3: -Selman Waksman was a Ukrainian-American biochemist and microbiologist. His research on soil microbes led to the discovery of streptomycin and several other antibiotics. Many soil bacteria, such as those of the genus Streptomyces, produce substances to kill bacterial competitors. We call them antibiotics.