Both the army rangers and the Green Berets are Special Forces groups in the US army. Both are considered elite members of the US armed forces and have specialized functions. Both, the rangers and the Green Berets, have served the interests of the US outside the country.
Chordata is a phylum in the classification system used in biology.  Characteristics of organisms in the phylum Chordata is that they  have a nerve, or spinal, cord and phara â¦ ngeal slits.3 people found this useful.he phylum Chordata is a taxonomic group. All animals which have a  spine, or backbone, are classified in the phylum Chordata. There  are three subphylums in Chordata: Uroch â¦ ordata (tunicates),  Cephalachordata (lancelets), and Vertebrata (vertebrates).
There are four key characteristics to chordates. They are the  presence of a notochord, the presence of a hollow nerve cord that  is dorsal to the notochord, pharyngeal pouc â¦ hes and an endostyle.t some point in their lives, a chordate will have a notochord, a nerve cord that runs down their back, and a slit in the throat area. The phylum name Chordata came from the n â¦ otochord, a flexible rod that supports the back. They include fishes, amphibians, and reptiles.