Which Of The Following Statements About Tunicates Indicates That These Animals Are Chordates? (Solution found)

  • This word comes from the tunic, which is a cellulose-like carbohydrate substance that covers the tunicates’ exterior body and provides them with their distinctive appearance. The adults of tunicates, although they are categorized as chordates, do not have a notochord, a dorsal hollow nerve cord, or a post-anal tail, however they do have pharyngeal slits and an endostyle.

Which of the following statements about tunicates indicate that these animals are chordates?

The dorsal hollow nerve cord, the post-anal tail, the pharyngeal silts, and the notochord are all present in the larvae.

Which of following is tunicate?

What exactly is a Tunicate? A species of aquatic organisms often known as sea squirts, tunicates are a type of marine invertebrate that spends the most of its life stuck to docks, rocks, or the undersides of boats. To the majority of individuals, they seem to be little, colorful blobs.

Which one of the following is the feature of phylum Chordata is also exhibited by?

In chordates, the notochord, a dorsal hollow tubular nerve cord, pharyngeal and thyroid gland slits, an endostyle/thyroid gland, and a post-anal tail are the five distinguishing characteristics that are present at various stages of their lives.

Which of the following is a feature of tunicates?

The notochord, dorsal nerve cord, and tail are all present in a tunicate tadpole larva, which is a chordate with numerous chordate characteristics. These characteristics, however, are lost as the larva transforms into the adult form. The tunicate larva is equipped with specific sensing and attachment organs, which it use to locate and occupy a suitable home for development.

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What are tunicates give example?

Tunicates are nonvertebrate chordates whose larvae exhibit the four features that distinguish chordates from other nonvertebrate chordates. Their bodies are made up of a notochord, a dorsally situated nerve cord, pharyngeal pouches, and a postanal tail, among other things. As the larvae mature, the pharyngeal pouches become the only distinguishing trait that remains.

Why is tunicate a chordate?

It’s hard to believe that these sessile critters, which nearly seem like plants on the ocean’s bottom, are truly chordates because of their appearance. Tunicates, on the other hand, emerge from larvae that have a notochord, a dorsal nerve cord, a post-anal tail, and pharyngeal slits, all of which are characteristics of chordates. Tunicates, on the other hand, originate from larvae that lack these characteristics.

Why are tunicates called as invertebrate chordates?

All vertebrates and invertebrates that have a notochord are classified as Chordates. Chordates are invertebrate animals that lack a backbone. Tunicates and lancelets are examples of chordates found in invertebrates. Both creatures are considered to be primordial sea organisms.

Do tunicates have a vertebral column?

Despite the fact that tunicates are invertebrates (creatures without backbones) and are located in the subphylum Tunicata (also known as Urochordata), they are considered to be a member of the Phylum Chordata, which contains animals with backbones such as ourselves. Other types of tunicates, in contrast to sessile sea squirts, are able to float in water for their whole lives.

Which of the following animal is Euro chordate?

In marine nonvertebrate chordates, Urochordata (Tunicata) is a subphylum of chordates in which the body is normally encased in a protective tunic of cellulose-like material, and the notochord and dorsal hollow nerve cord are only visible in the free-swimming tadpole-like larval stage.

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Which of the following characteristics are found in larval tunicates?

Tunicates resemble little tadpoles while they are in their larval stage. Their swimming ability is matched by their possessing all the traits of chordates, including a notochord, a dorsal nerve cord, pharyngeal slits, and a post-anal tail. Tunicates mature as a result of the formation of a sticky material, which allows them to adhere themselves to a rock or other permanent surface.

Which of the following statements are true for the phylum Chordata?

Which of the following assertions about the phylum-Chordata is accurate? A) The notochord of Urochordata extends from the head to the tail and is present throughout their whole life span. It is only present during the embryonic phase in Vertebrata that the notochord may be found. c) The dorsal and hollow structures of the central nervous system.

What structures common to all chordates do adult tunicates possess Why are tunicates considered chordates?

Adult tunicates have what features in common with all chordates, and these structures are described here. What causes tunicates to be classified as chordates? Slits in the pharyngeal gills and an endostyle Tunicates are classified as chordates because, during the larval stage of their life cycle, they exhibit all five of the features that separate chordates from other animals.

Which of the chordate characteristics do tunicates retain as adults?

Adult tunicates (Urochordata) have just pharyngeal slits, but larval tunicates (Urochordata) have all four of the features that distinguish chordates.

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