WebAug 16, 2024 · The shark’s notochord is their spine. The difference between a notochord and a spine is that a notochord is made out of cartilage while a spine is made from bone. … Webnotochord: 1 n a flexible rodlike structure that forms the supporting axis of the body in the lowest chordates and lowest vertebrates and in embryos of higher vertebrates Types: …
Cephalochordate - Wikipedia
WebMar 12, 2016 · Notochord is persistent throughout life. Gill slits are separate and without operculum (gill cover). The skin is tough, containing minute placoid scales. Teeth are modified placoid scales which are backwardly … WebThe chordates are named for the notochord, which is a flexible, rod-shaped mesodermal structure that is found in the embryonic stage of all chordates and in the adult stage of some chordate species. It is strengthened with … philosophy begins in wonder
NIGHT BIRDS Chords - Shakatak E-Chords
WebApr 11, 2024 · Whale sharks, the second-largest vertebrae and the largest fish, measure up to 15 meters in length. They possess a ventral mouth. Calcium deposits provide strength to the endoskeleton, which is composed of cartilage. Notochord can be found throughout life. Besides the elongated upper lobe, the tail consists of two shorter lobes. WebSee Page 1. d) None of the other options are correct 97. T/F: One of the notochord end-products is the spinal cord a) True b) False. 98. Pharyngean slits are found inside human embryos. They eventually will result in the following body structures a) Eye orbits b) Middle ear channels c) Nose openings d) Eustachian tubes e) All of the above. WebC#m (half step up) Dm (one step up) D#m. Em. Fm. F#m. Full key step up. Half key step up. Half key step down. tshirt gift shop