2 ms·
Of course, it might also be the case that between the 9 day trip from the Fallopian tubes to the uterus the mother's diet affects the fertility conditions of he
by technoguyrob 18y ago
Of course, it might also be the case that between the 9 day trip from the Fallopian tubes to the uterus the mother's diet affects the fertility conditions of her uterus differently for XY and XX offspring (for example, making it 50% likely for an XX to implant itself but only 45% for an XY to implant).