subject | relation | object |
---|---|---|
lung saccule development | BFO:0000050 | lung alveolus development (GO:0048286) |
lung saccule development | is_a | anatomical structure development (GO:0048856) |
subject | relation | object |
---|---|---|
alveolar primary septum development (GO:0061143) | BFO:0000050 | lung saccule development |
alveolar secondary septum development (GO:0061144) | BFO:0000050 | lung saccule development |