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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.
Wiki User
∙ 10y ago
Wiki User
∙ 14y agoReptiles have notochords, which lend support and allow for muscle attachment. They also have a dorsal, hollow nerve cord that leads to a distinct brain, postanal tails, and pharyngeal gills.
Wiki User
∙ 14y ago1. Notochord for muscle attachment and support
2. Postanal tail
3. Pharyngeal gills or slits
4. A dorsal, hollow nerve tail that leads to a distinct brain
Wiki User
∙ 12y agoits got a nerve cord , throat pouches notochord
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What animals have the four basic characteristics of chordates plus a vertebral column?
Vertebrates
Are lancelets not true chordates?
They are actually true chordates, however they are some of the simplest chordates.
What four characteristics set Chordates apart from other organisms?
for plato users the answer is B. notochrd, nerve cord, pharyngeal gill slits, postanal tail
Are chordates eukaryote?
Chordates are a group of animals which include vertebrates (animals having a spinal column), so yes, birds are chordates.
What are the four body parts of all chordates?
Notochord, Postanal Tail, Pharyngeal Slits, Dorsal hollow nerve cord
What animals have the four basic characteristics of chordates plus a vertebral column?
Vertebrates
What animal group was NOT present by the end of the Cambrian?
Chordates
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...
Why are sea squirts and lancelets referred to as invertebrate chordates?
They don't have a backbone and have all the characteristics of a chordate.
What is the definition of notochord?
Notochord- a flexible rod that supports a chordates back.notochord is a stuff rod of conective tissue.it is present in the mid_dorsal region of the embryo.in the lower chordates .the notochord is present throughout of life but in vertebrates .the vertebral column or bacjbone replaces it.
What three characteristics do all chordates share?
All chordates have a dorsal, hollow nerve cord, a flexible, rodlike, internal supporting structure called a notochord, and paired gill slits in the throat region at some point in their lives.
Can chordates not have a notochord and still be what they are?
The presence of a notochord at some point in the organism's development is one of the characteristics that distinguishes chordates from other phyla. Without it, I'm not sure if the organism would be considered a chordate.
What are the characteristics that all chordates share?
a hollow nerve cord, a notochord, pharyngeal pouches, and a postanal tail
Are vertebrates the largest group among the chordates?
Vertebrates are a subgroup of the chordates, meaning that all vertebrates are chordates, but not all chordates are vertebrates. Vertebrates are distinguished from other chordates by having backbones or spinal columns.All vertebrates have muscular systems that mostly consist of paired masses, as well as a central nervous system which is partly located inside the backbone (if one is present). The defining characteristic of a vertebrate is considered the backbone or spinal cord, a brain case, and an internal skeleton, but the latter is not true for lampreys, and the former is arguably present in some other chordates. Rather, all vertebrates are most easily distinguished from all other chordates by having a clearly identifiable head. Sensory organs--especially eyes--are concentrated at the foreend of the body, and there is pronounced cephalization.
Is baby born with a tailbone?
Yes, one of the key characteristics of chordates is that they have a post anal tail, including during fetal development.
Are lancelets not true chordates?
They are actually true chordates, however they are some of the simplest chordates.
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.
