Identify the wrong statement from the following:
 

1. High levels of estrogen trigger the ovulatory surge.
2. Oogonial cells start to proliferate and give rise to functional ova in regular cycles from puberty onwards,
3. Sperms released from seminiferous tubules are poorly motile/ non-motile.
4. Progesterone level is high during the post ovulatory phase of menstrual cycle.