Which would give you the most information about the function of a particular body structure? A. knowing other vestigial structures
C. Knowing other analogous structures
B. knowing other divergent structures
D. knowing other homologous structures

answer; i believe the correct answer is ( proteins );

halogen, any of the six nonmetallic elements that constitute group 17 (group viia) of the periodic table. the halogen elements are fluorine (f), chlorine (cl), bromine (br), iodine (i), astatine (at), and tennessine (ts).

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.