How Is The Papillary Layer Responsible For Fingerprints?

How Is The Papillary Layer Responsible For Fingerprints? In a growing fetus, fingerprints form where the cells of the stratum basale How does the papillary layer cause fingerprints? Another feature of some parts of the papillary layer is dermal ridges. These ridges cause ridges in the overlying epidermis, called epidermal ridges. Those ridges and the