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When did Frederick Harold Stinchfield die?

Frederick Harold Stinchfield died in 1950.


When was Frederick J. Kapala born?

Frederick J. Kapala was born in 1950.


What is the name of the bacterium that Frederick Griffith studied?

The bacterium that Frederick Griffith studied is called Streptococcus pneumoniae. His experiments in the 1920s demonstrated the phenomenon of transformation, showing how non-virulent bacteria could acquire virulence by taking up genetic material from heat-killed virulent bacteria. This foundational work laid the groundwork for the discovery of DNA as the genetic material.


What did oswald Avery do that was different from Frederick griffith?

Oswald Avery built on Frederick Griffith's work by identifying the specific substance responsible for the transformation of non-virulent bacteria into virulent forms. While Griffith demonstrated that a "transforming principle" could transfer genetic traits between bacteria, Avery conducted experiments that isolated and characterized DNA as the transforming agent, providing the first strong evidence that DNA is the molecule of heredity. This distinction marked a significant advancement in the understanding of genetics.


What was Frederick griffith looking for in his experiments?

Frederick Griffith was investigating the phenomenon of bacterial transformation in his experiments with two strains of Streptococcus pneumoniae in 1928. He aimed to understand how non-virulent bacteria could acquire virulence when mixed with heat-killed virulent bacteria. His work ultimately led to the discovery of the "transforming principle," which laid the groundwork for later discoveries about DNA as the genetic material.