The commitment of cells to specific cell fates and their capacity to differentiate into particular kinds of cells. Positional information is established through protein signals that emanate from a localized source within a cell (the initial one-cell zygote) or within a developmental field. [ https://www.worldcat.org/search?q=bn%3A0716731185 ]
Term information
Note that this term was 'cell fate determination' but the term name was changed to better match its existing definition and the child term 'cell fate determination; GO:0001709' was also created.