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Author Question: Chordate pharyngeal slits appear to have functioned first as A) the digestive sy (Read 533 times)

federox

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on: Aug 8, 2013
Chordate pharyngeal slits appear to have functioned first as
A) the digestive system's opening.
B) suspension-feeding devices.
C) components of the jaw.
D) gill slits for respiration.
E) portions of the inner ear.


theo

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Reply #1 on: Aug 10, 2013
Answer has to be B, 100% :D


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