Two «seed «in «the «Spirit predestinarian Baptists claimed that Christ and his elect ones were born of the pure seed of the woman, while the non «elect reprobates were doomed because they had within them the seed of the serpent. (firstthings.com)
We see after the fall of mankind that God said concerning the woman and the Serpent: «I will put enmity between you and the woman, and between your seed and her seed; He (Yeshua - the promised seed of the woman) shall bruise your head, and you (Satan) shall bruise his heel.» (religion.blogs.cnn.com)
Hence the virgin birth, hence the Genesis account of «the seed of the woman» (women don't have seeds, except for Mary who conceived by divine intervention)... (religion.blogs.cnn.com)