Dictionary > Frederick griffith

Frederick griffith

Frederick griffith –>
Griffith, Frederick
(Science: person) a bacteriologist who discovered that if he put pathogenic (disease-causing) pneumococcus bacteria which had been killed by heat in with nonpathogenic pneumococcus bacteria which were alive, then the live, nonpathogenic bacteria would become pathogenic. His work became the groundwork for other scientists to discover that dna was the factor which transformed the bacteria.
Lived: 1881-1941.


You will also like...

Neurology of Illusions
Neurology of Illusions

Illusions are the perceptions and sensory data obtained from situations in which human error prevents us from seeing the..

sponge
Primitive Animals

Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..

Schematic diagram of DNA replication
DNA Structure & DNA Replication

DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..

Still Water Animals
Still Water Animals

Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..

Cell Respiration
Cell Respiration

Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..

Schematic diagram of bacterial lactose operon
Gene Action – Operon Hypothesis

This tutorial focuses on the way genes control and determine every aspect of the body. It describes lac operon as an exa..