Chordate pharyngeal slits appear to have functioned first as A) the digestive sy

Author Question: Chordate pharyngeal slits appear to have functioned first as A) the digestive sy (Read 527 times)

federox

Sr. Member
Posts: 308

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

Hero Member
Posts: 698

Reply #1 on: Aug 10, 2013

Answer has to be B, 100%

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