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July 1941


Am J Dis Child. 1941;62(1):1-8. doi:10.1001/archpedi.1941.02000130010001

My choice of subject is not due to any conceit of myself as a geneticist. I confess cheerfully a gross ignorance of the intricate and amazing developments of experimental genetics, which have all at once converted the common fruit fly from a ubiquitous minor pest to one of the most important denizens of the experimental laboratory.

Unfortunately for the geneticist, Homo sapiens offers no such free field for scientific breeding experiments as does Drosophila. So far as actual collection of evidence goes, one is still limited to the time-honored method of studying family trees, though present day investigators do have an advantage over their predecessors in being able to check their observations with the results obtained in experimental genetic studies, by means which are sometimes most complex. To have to follow this seemingly somewhat unscientific method is not altogether displeasing to me, as I like to speculate on unsolved problems

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