Look at the list of incrx fossils in the Key. In which period did each index fossil exist?

Ifound this information on google “yes. they have a mouth and brain at one end and an anus at the opposite end. what characteristics distinguish an annelid from other worms? annelids have segmented bodies and a coelem which is a tube filled with fluid and contains most of the organs.“ i hope it you

"glucose" can be used by the body as an immediate source of energy.hope my answer has you : )