336 THE THEORY OF THE GENE 



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Bot. VI. 



Yatsu, N. 1921. On the changes in the reproductive organs in heterosexual 

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Zelexy. C. 1917. Full-eve and emarginate-eye from bar-eye in Drosophila 

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1917. Selection for high-facet and for low-facet number in the bar-eyed 



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1920. A change in the bar gene of Drosophila melanogaster involving 



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Zool. XXX. 

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