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Some Famous Biological Scientists, Their Discoveries and Trends. Famous Scientists. Proved that the genetic material is DNA Discovered the mechanism for nerve message transmission Discovery of insulin and mechanisms of diabetes Conducted research on oncogenes (what are oncogenes?)
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Some Famous Biological Scientists, Their Discoveries and Trends
Famous Scientists • Proved that the genetic material is DNA • Discovered the mechanism for nerve message transmission • Discovery of insulin and mechanisms of diabetes • Conducted research on oncogenes (what are oncogenes?) • Discovered growth factors • Developed the theory of evolution • Discovered the specificity of cell-mediated immunity • Discovered drugs to treat leukemia and to make organ transplants possible • Discovered penicillin • Founded modern psychology
Famous Scientists • Proved blood circulated throughout the body • Established the germ theory of diseases • Developed monoclonal antibody technology • Developed modern classification of blood types • Invented the microscope • Discovered the ability of genes to change positions on the chromosome • Discovered acquired immunity and immune tolerance • Founded modern genetics • Discovered phagocytes (who knows what they are?) • Devised the polymerase chain reaction, used in DNA analysis • Made many discoveries in the field of microbiology
Famous Scientists • Conducted research into the nature of the chemical bond • Discovered the principles of signal transduction in communication among cells. • Discovered x-rays • Showed that tumors can be caused by viruses • Discovered the structure of DNA • Helped develop the radioimmunoassay, which can measure minute amounts of biological substances in body fluids.