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Volume 32(3);  March 1946
The cover of the journal
Genetics
Experiments on Sexual Isolation in Drosophila: VI. Isolation Between Drosophila Pseudoobscura and Drosophila Persimilis and Their Hybrids
Ernst Mayr
Proc Natl Acad Sci U S A. 1946 March; 32(3): 57–59.
PMCID: PMC1078879
Inherited Differences in Sensitivity to Radiation in Escherichia Coli
Evelyn M. Witkin
Proc Natl Acad Sci U S A. 1946 March; 32(3): 59–68.
PMCID: PMC1078880
A New Gene Theory and an Explanation of the Phenomenon of Dominance to Mendelian Segregation of the Cytogene
Carl C. Lindegren
Proc Natl Acad Sci U S A. 1946 March; 32(3): 68–70.
PMCID: PMC1078881
Mathematics
An Extension of Schuster's Integral
H. Bateman
Proc Natl Acad Sci U S A. 1946 March; 32(3): 70–72.
PMCID: PMC1078882
Journal Matter
Original table of contents page
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