Choanoflagellates have been important for the study of cell communication evolution because choanoflagellates have:
A) signal transduction pathways unlike those in other bacteria.
B) signaling molecules similar to those of other protists.
C) signal transduction pathways that interfere with the cells they infect.
D) protein kinases similar to those in animals.
E) G proteins different from those in prokaryotes.

Question

Quizplus · Accepted Answer

Choanoflagellates have protein kinases similar to those in animals, which suggests a shared evolutionary pathway for cell communication mechanisms.

Choanoflagellates Have Been Important for the Study of Cell Communication