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What is a trait that is ancestral to all chordates?
A notochord is a trait ancestral to all chordates. It is a flexible rod-like structure that provides support along the body axis and may persist in some chordates throughout their entire life, while in others it is replaced by the vertebral column.
What are the four body parts of all chordates?
Notochord, Postanal Tail, Pharyngeal Slits, Dorsal hollow nerve cord
All chordates have dorsal tubular nerve cords?
True. All chordates have a dorsal tubular nerve cord, which is a defining characteristic of this phylum.
What are the four characteristics present in the chordates?
The four specific characteristics of chordates are that they have a notochord, hollow nerve cord near the notochord, pharyngeal pouches, and an endostyle. Many of these characteristics disappear in invertebrate chordates when they reach adulthood. Most vertebrate chordates retain all four features, such as humans.
Do pharyngeal slits disappear before birth in all chordates?
No, pharyngeal slits do not disappear before birth in all chordates. In some chordates, such as fish, these slits persist throughout their life and play a role in respiration and feeding. In other chordates, such as mammals, the pharyngeal slits do not persist through adulthood but are present during embryonic development.
What is a trait that is ancestral to all chordates?
A notochord is a trait ancestral to all chordates. It is a flexible rod-like structure that provides support along the body axis and may persist in some chordates throughout their entire life, while in others it is replaced by the vertebral column.
All vertebrates are chordates but not all chordates are vertebrates?
all vertebrates are chordates because vertebrates are the sub- group of phylum chordates and also it follow one of the important feature of the chordates i.e. presence of notochord whereas all chordates are not vertebrates because some chordates are cephalochordates, urochordates.
What characteristics does the Arizona black rattlesnake have to make it part of the chordata phylum?
It has a nerve chord running down its back, the defining trait of all chordates.
What are the four body parts of all chordates?
Notochord, Postanal Tail, Pharyngeal Slits, Dorsal hollow nerve cord
What is a phylum trait of a mouse?
One phylum trait of a mouse is being classified under the phylum Chordata, which indicates that mice possess a notochord at some stage in their development. This phylum trait is a defining characteristic of all chordates, including mammals like mice.
What is the popular name for chordates?
There isn't a "popular name" for them. The most familiar chordates are the vertebrates, but not all chordates are vertebrates (tunicates, for example, are chordates).
What is a characteristic shared by all chordates the phylum in which humans are classified?
All chordates are deuterostomes, meaning that in all chordates, the anus develops first during embryological development. All chordates are bilaterally symmetric. Most chordates have a complete digestive tract, and a body cavity. Note: not all chordates have these features, but it is believed that their absence in some chordates is secondary. All chordates are of course animals and eukaryotes.
Are all fish chordates?
All fish are chordates. Chordates are vertebrates that have a hollow dorsal nerve called a notochord. They also have a central nervous system and gill clefts.
What do all Chordates have?
a backbone
Do all chordates have jaws and limbs?
Well, no they don't... There's a group of chordates called Agnatha which basically contains all the jawless chordates. And there are obviously limbless chordates present, the fishes and the snakes being the most well-known of the examples...
Do chordates have a coelom?
Yes, chordates typically have a coelom. The coelom is a body cavity lined with mesoderm that surrounds the internal organs, providing space for organ movement and protection. It is considered an important characteristic of chordates, although not all chordates have a well-developed coelom.
What is a trait that group 4 all on the periodic table have in common?
all have four valence electrons
