Upload
saphyaire-wind
View
77
Download
1
Tags:
Embed Size (px)
Citation preview
Basal layer strains against its neighbor for
space as it grows faster. Pressure causes skin to
fold
epidermis
Basal layer
Dermis
These folds are random
Fetus touches its surroundings
and those simple touches
also help to create
fingerprint patterns
Random pattern of folds on skin changes with every
touch