Evidence That Cytoskeletal Elements Have Ancient Origins Comes from The

Multiple Choice

Evidence that cytoskeletal elements have ancient origins comes from the:

A) sequence similarities of cytoskeletal elements when comparing distantly related organisms.
B) presence of cytoskeletal elements in both eukaryotes and prokaryotes.
C) observation that both prokaryotes and eukaryotes use cytoskeletal elements to assist cell division.
D) ability to form functional hybrid microfilaments from actin monomers taken from distantly related organisms.
E) All of these choices are correct.