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Robert Guthrie developed a method to test infants for phenylketonuria (PKU) in the United States during the twentieth century. PKU is an inherited…
PhenylketonuriaMental RetardationMaple Syrup Urine DiseaseGalactosemiaMicrobiologyThis illustration shows George Beadle and Edward Tatum's experiments with Neurospora crassa that indicated that single genes produce singl
Neurospora crassaMicrobiologyX-raysGeneticsEnzymesThis diagram shows the life cycle of Neurospora crassa, a mold that grows on bread. N.
Neurospora crassaMicrobiologyMicroscopyGrowthdevelopmentNeurospora crassa is a red mold that scientists use to study genetics. N.
Neurospora crassaMicrobiologyMicroscopyCulture MediaMolds