Assertion: crick's research | /r/HasProperty | doctoral
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Source sentences:
text: In 1949, he joined the Medical Research Council unit at the Cavendish Laboratory in London where he began his doctoral research using X-ray diffraction to study the structure of proteins.
text: The physics Crick learned in class was already out of date, so he taught himself the rudiments of quantum mechanics while doing graduate research on the viscosity of water.