Isn't SU based on sperm speed???
NOPE! On pH and the way sperm move. But they both swim the same speed
I undestand the pH but what is "the way they move" ?
What makes the 'lil fella's go into the egg-white and the 'lil ladies stay at the bottom ?
Oh..oh!! wait, I think I know (Yes, I have my hand up! LOL)
Is it like when you look at them under the microscope, the boys go in a straight line and the gals sorta go around in circles??? Pfff... makes us look bad eh?? Sorta how we drive too!!! LMAO!!