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Red: notochord; Magenta: axochord; Green: nerve chord; Blue: epidermis; Yellow: mesoderm. The notochord is an elastic, rod-like structure found in chordates. In chordate vertebrates the notochord is an embryonic structure that disintegrates, as the vertebrae develop, to become the nucleus pulposus in the intervertebral discs of the vertebral ...
Chordoma is a rare slow-growing neoplasm thought to arise from cellular remnants of the notochord.The evidence for this is the location of the tumors (along the neuraxis), the similar immunohistochemical staining patterns, and the demonstration that notochordal cells are preferentially left behind in the clivus and sacrococcygeal regions when the remainder of the notochord regresses during ...
Location of Lewis County in Washington. This is a list of the National Register of Historic Places listings in Lewis County, Washington.. This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Lewis County, Washington, United States.
The simplest test of this is whether the building or structure has its own article page. Cultural heritage can be subdivided into two main types—tangible and intangible heritage . The former includes built heritage such as religious buildings, museums, monuments, and archaeological sites, as well as movable heritage such as works of art and ...
The surveys found two previously unidentified medieval buildings within the house and garden, but a vital clue that helped to date the site and identify the palace was a latrine, or a toilet ...
Preserves the historic and archaeological remnants of bands of Hidatsa, Northern Plains Indians, in Stanton, North Dakota. Knife River was a major trading and agricultural area and the area was home to the villages of Awatixa Xi'e, Awatixa, and Big Hidatsa Village. [68] Lincoln Home: Illinois: 12.24 acres (0.0495 km 2)
Kendall Jenner stunned the Paris Fashion Week crowd in the ultimate hourglass ensemble.. The model, 29, amped up the starriness of the sartorial circuit at the Schiaparelli Spring 2025 Haute ...
A tunicate is an exclusively marine invertebrate animal, a member of the subphylum Tunicata (/ ˌ tj uː n ɪ ˈ k eɪ t ə / TEW-nih-KAY-tə).This grouping is part of the Chordata, a phylum which includes all animals with dorsal nerve cords and notochords (including vertebrates).