WebSep 15, 2024 · A notochord is often described as a primitive backbone. The word notochord comes from the Greek words notos (back) and chorde (cord). It is a rigid, cartilaginous rod that is present at some stage of development in all chordates. Some organisms, like African lungfish, tadpoles, and sturgeon, retain a post-embryonic notochord. WebThe notochord is a flexible rodlike structure made up of mesodermal cells that serve as the primary longitudinal structural element of chordate. It is found in the early embryos of …
Notochord Definition & Meaning YourDictionary
WebOct 31, 2013 · Limnothrix (strain AC0243) is a cyanobacterium, which has only recently been identified as toxin producing. Under laboratory conditions, Bufo marinus larvae were exposed to 100,000 cells mL−1 of Limnothrix (strain AC0243) live cultures for seven days. Histological examinations were conducted post mortem and revealed damage to the … Web: any of a major group of animals (as vertebrates and tunicates) having at least at some stage of development a notochord, a central nervous system located in the back, and openings for water to pass over the gills chordate adjective More from Merriam-Webster on chordate Britannica English: Translation of chordate for Arabic Speakers Love words? five guys bath uk
Chordates Biology for Majors II - Lumen Learning
WebApr 8, 2024 · notochord in American English. (ˈnoʊtəˌkɔrd ) noun. 1. an elongated, rod-shaped structure composed of cells, forming the primitive supporting axis of the body in … Webnoun An elongated, rod-shaped structure composed of cells, forming the primitive supporting axis of the body in the lowest chordates and lying between the digestive tract and the central nervous system. Webster's New World WebMay 17, 2024 · What is Notochord? The notochord definition is a rod-like structure made of a cartilaginous substance that develops in all chordates at early embryonic stages as a … five guys bayshore mall