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July 13, 1946

The Principles of Heredity

JAMA. 1946;131(11):948. doi:10.1001/jama.1946.02870280074027

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This volume shows in its present edition every evidence of careful revision, with incorporation of newer approaches to a subject which is constantly increasing in practical significance. Rearrangements of material have been made to facilitate use of the book as a teaching tool. A logical sequence of subject consideration is pursued, with introduction to the basic material followed by gradual expansion to include all factors recognized today as having a direct relationship. The chapter on human inheritance, which was entirely rewritten, gives an especially clear presentation of principles and practical application. Description of the Rh factor and its significance in feeble-mindedness and erythroblastosis has been combined with general blood group considerations. Also the chapter on eugenics has been readjusted to this new knowledge and the chapter on mental traits combined with it. Discussion of mutation and the mutant gene in man is presented lucidly. Of much interest are the chapters

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