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The Journal of Experimental Zoology, Vol. 27: 1918-1919 (Classic Reprint)
Hardcover
$35.28
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Excerpt from The Journal of Experimental Zoology, Vol. 27: 1918-1919
While the sex ratios for the inbred litters of the eighth to the twenty-fifth generations varied considerably, the variation was much less after the twelfth generation than before A part of this variation was doubtless phenotypic, Since seasonal changes in temperature seem to alter the sex ratio in the rat (king and Stotsenburg, and probably also other agencies, such as the age of the mother (king, '16 a), have a similar ef...
While the sex ratios for the inbred litters of the eighth to the twenty-fifth generations varied considerably, the variation was much less after the twelfth generation than before A part of this variation was doubtless phenotypic, Since seasonal changes in temperature seem to alter the sex ratio in the rat (king and Stotsenburg, and probably also other agencies, such as the age of the mother (king, '16 a), have a similar ef...
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