98 Texas A&M University â¦ [51st in U.S.]. (College Station, TX, USA). As the stateâs first public institution of higher learning, Texas A&M University has strategically grown into one of the nationâs largest and most comprehensive Tier One research universities.
Chordata-Vertebrates, Tunicates, Lancelets. At some point, all of the organisms in this phylum have a structure called a notochord. A notochord is a flexible rod-like cord of cells that provides the main support for the organism's body during its embryonic stage.
What Does Chordata Mean. Chordata have a notochord, a stiff connective tissue rod that runs along the body length, at some point during their development. The notochord is distinct from the vertebral column (backbone) that defines vertebrates. The vertebral bodies form around the notochord, and replace the notochord.