Because of this, organisms have developed the ability to sense and respond to low oxygen levels.
(organisms; have developed; the ability to sense and respond to low oxygen levels) Context(organisms have developed,List([17, 41))):(organisms; have developed to respond; to low oxygen levels)
organisms have developed,List([17, 41))
organisms organisms
have developed have developed to respond
the ability to sense and respond to low oxygen levels
to low oxygen levels