. The physical basis of heredity . / Fig. 81.—First spermatocyte division a-c, and the second spermatocyte division d-f inthe hornet. (After Meves.) in that the second division produces two functionalsperms, both female producing. Since the male comes from an unfertilized egg, the ^^W^ rv7{//aeeaiiAi4

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectheredit, bookyear1919