Embryological studies suggest that the most ancient chordates were related to the ancestors of:

A. echinoderms

B. birds

C. dinosaurs

D. mollusks

Question

Embryological studies suggest that the most ancient chordates were related to the ancestors of:



 
A. echinoderms 
 
 
B. birds 
 
 
C. dinosaurs 
 
 
D. mollusks

hakunamatata34 · Answer

It might be A but im not sure

audiomanxan · Answer

I'm thinking D. because I think the ancestors have relatives that were similar to the ones listed here: http://evolution.berkeley.edu/evolibrary/article/_0_0/cambrian_12 Then again it could be A. I'm not sure but I hope I helped :)