Transport: Biologist's Bug

A longtime protégé of Nobel Prizeman Thomas Hunt Morgan and now a famed geneticist in his own right, Dr. Calvin Blackman Bridges of Carnegie Institution of Washington breeds thousands of fruit flies in glass jars, studies their variations and heredity mechanisms under the microscope. Dr. Bridges knows a great deal about genes, the infinitesimal control switches of heredity, and he has detected in the chromosomes of his little insects patterns that may consist of the genes themselves (TIME, March 9). In Los Angeles last week photographers snapped the biologist standing beside a strange three-wheeled...

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