The second stage subsequently occurring at E11.5 where placode formation begins along the mammary milk line which will eventually give rise to the nipple.
This will eventually give rise to the nipple. The second stage occurrs at E11.5 when placode formation begins along the mammary milk line.
The second stage occurrs at E11.5 when placode formation begins along the mammary milk line. This will eventually give rise to the nipple.
The second stage occurrs at E11.5 when placode formation begins along the mammary milk line. This will eventually give rise to the nipple.