Q: three examples of species of cnidarians
A: Cnidarians are distinguished from all other animals by having cnidocytes that fire harpoon like…
Q: Compared to other actinopterygians, teleosts _____. reach sexual maturity later in life and live…
A: Actinopterygian refers to bony fishes which appeared during the Triassic period (50.6 million years…
Q: What are the two main morphological patterns of cnidarians? Concerning locomotion how do these forms…
A: Cnidarians, also known as coelenterates are mostly marine organisms and includes corals, hydras, and…
Q: What structures are found in Acanthocephalans which allows them to perform its endoparasitic life?…
A: Acanthocephala (thorny head) are parasitic worms known as acanthocephalans. Acanthocephalans…
Q: How can the features of the arthropod exoskeleton explain the terrestrial adaptation of some species…
A: The phylum Arthropoda is characterized by the presence of jointed legs, a segmented body, and an…
Q: Briefly describe the distinguishing morphological features of each of the following: eurypterids,…
A: Eurypterids, horseshoe crabs, and pycnogonids are classified under the Subphylum Chelicerata. In…
Q: What are the phylogenetic relationships among and within each phyla (Mollusca, Annelida, and…
A: Phylum Mollusca, Annelida and Platyhelminthes belong to the kingdom Animalia. Mollusca are second…
Q: Why are porriferans asymetrical? Cnidarians radial? The rest bilateral? (based on evolution)
A: It is required to provide the reason for assymetrical nature of poriferans, radial symmetry of…
Q: Describe and contrast the tegument of most turbellarians and the other classes of Platyhelminthes.…
A: Turbellarians do not have a tegument but have a cellular, ciliated epidermis resting on a basement…
Q: Out of all of these, which contains hox genes? Choanoflagellata Porifera Cnidaria…
A: Homeotic genes are a set of nucleotide sequences (genes), which govern the development of anatomical…
Q: Match the following:(a) Operculum (i) Ctenophora(b) Parapodia (ii) Mollusca(c)…
A: Animals are divided into main categories known as chordate and non-chordate. Non chordates do not…
Q: What are the checkpoints in the completion of the life cycle of nematomorphs? Would it be easier if…
A: The phylum Nematomorpha (horsehair worms) is constituted of orders: Nectonematoidea (monogeneric…
Q: Are there economically important species of hexapods and myriapods? What is their overall…
A: Hexapods They are the six legged animals such as butterfly, bees, housefly etc.
Q: what is the common adaptation in many nematodes enabling them to survive adverse conditions while…
A: Nematodes are the parasites that shows variety of adaptation to survive adverse conditions in soil…
Q: What characteristics of phylum Cnidaria are most important in dis-tinguishing it from other phyla?
A: The Phylum Cnidaria includes the animals that show symmetry in the form of radial or biradial and…
Q: How are nematodes and nematomorphs alike, and how are they different?
A: Ecdysozoans are a group of protostome animals that include nematodes, arthropods, and numerous…
Q: Label the parts that are visible of these rotifers and acanthocephalans: 1. Rotifer from class…
A: Rotifers are microscopic aquatic animals belonging to the phylum Rotifers. These are usually found…
Q: Although ctenophorans appear somewhat similar to cnidarian medusae, the two phyla are structurally…
A: Animal kingdom deal with 10 major phyla.
Q: Aside from the existing characteristics of ctenophores, what other evolutionary adaptations not…
A: * ctenophores also called comb jelly mainly found in sea waters. *They have cilia help in swimming…
Q: Compare cnidarians and ctenophores, giving five ways in which they resemble each other and five ways…
A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…
Q: Miracidium is a larval stage in the development of… Taenia solium Echinococcurs granulosus Ascaris…
A: Miracidium is the larvae stage in the development of Fasciola hepatica(4). It is the initial larvae…
Q: The defining feature of the cnidarians is that they all have nematocytes (cnidocytes). These cells;
A: Cnidaria is a phylum of aquatic animals with about 11000 species. Cnidarians can be both marines as…
Q: cnidocytes are unique on the phylum. What are the functions of those cells and what other…
A: Phylum Cnidaria posses the specialized cells called Cnidocytes also known as stinging cells.…
Q: Describe and contrast the tegument of most turbellarians and the other classes of platyhelminths.…
A: Phylum Platyhelminthes includes four classes namely Turbellaria, Trematoda, Monogenea, and Cestoda.…
Q: hat features of molluscs appear in other invertebrate phyla? Explain
A: The most common properties of mollusks are covers with various vital openings used for breathing and…
Q: this is dugesia Compare the body plan of Dugesia and cnidarians. Aside from differences in…
A: Cnidarian and Platyhelminthes (Dugesia) are invertebrate animals that do not contain notochord and…
Q: nematodes ubiquitous
A: Nematodes are invertebrate roundworms that inhabit marine, freshwater, and terrestrial…
Q: Compare the whole specimens and cross-sections of Ascaris and Dugesia. How would you differentiate…
A: Ascaris is an example of Nematoda and Dugesia is an example of Platyhelminths. Both are phyla of…
Q: Explain why this statement is true, using phylogenetic and morphological evidence. Tunicates…
A: Tunicates are transparent or brilliantly colored marine animals that are found on the dock pilings,…
Q: What are the characteristic features of Phylum Cnidaria and the economic importance of cnidarians?…
A: Cnidaria Also called as coelenterate, any member of the phylum cnidaria, a group made up of more…
Q: What do the following subclasses have in common? Subclass: Elasmobranchii Subclass: Neopterygii
A: The idea and practice of characterizing, identifying, and categorizing living things are commonly…
Q: Which other invertebrate groups are likely to be the closest relatives of molluscs? What evidence…
A: Invertebrate groups: Invertebrate groups are the group of organisms that does not have a vertebral…
Q: Which of the following lineages is NOT comprised of amoebas? O Cellular slime molds O Cliates Forams…
A: Twp different groups of the protozoan parasites are : 1. Amoeba 2. Ciliates
Q: What are the major evolutionary features that distinguish Phylum Platyhelminthes from earlier phyla?…
A: The phylum is defined as the taxonomic rank or classification level and placed below kingdom and…
Q: Based on an evolutionary perspective, do you think the present forms of cnidarians are the best…
A: Cnidarians are diploblastic organisms , they have organized tissue level, and digestion is…
Q: Nematodes differ from annelids in that they are segmented. they are triploblastic. they have a…
A: Nematodes are found in a variety of environments, such as soil, marine, and freshwater, and various…
Q: Explain why this statement is true, using phylogenetic and morphological evidence. Tunicates…
A: Explain why this statement is true, using phylogenetic and morphological evidence. Tunicates (…
Q: Cnidarians and ctenophores are considered diploblastic, but why might some biologists label them…
A: The process of embryonic development is characterized by the formation of the primary layers called…
Q: Sea urchins have radial symmetry. Explain why they are not classified as Radiata along with the…
A: Introduction There is alot of animal diversity present on earth. There are many simpler forms…
Q: Examine this whole mount of Branchiostoma (amphioxus) What is the function of this notochord? What…
A: It is an example of marine invertebrate-lancelets. Falls under phylum Chordata and subphylum…
Q: Although nematode worms and arthropods do not appear related, they, in fact, are. One similarity…
A: Animals (likewise called Metazoan) are multicellular eukaryotic creatures that structure the natural…
Q: Which of the following are characteristics shared by the phyla Platyhelminthes and the Nematoda?…
A: According to Bartleby guidelines, we are required to attempt first question in case of multiple…
Q: Leeches are members of the phylum _ in the clade of bilaterally symmetric animals called _…
A: Leeches are ectoparasites and do not possess any parapodia or setae. They have a peculiar connective…
Q: Compared to platyhelminthes which physiological problem have the cylindrical body of nematodes…
A: Platyhelminthes are flat worms that are unsegmented, acoelomates and have bilateral symmetry. They…
Q: What is the typical morphological feature of nematodes that differentiates them from…
A: Nematodes are also known as roundworms and they are not closely related with the true worms. They…
Q: Considering the presence of segmentation (metameres) in their body to which other already studied…
A: Arthropod are the invertebrate organisms and have segmented body, exoskeleton, and jointed paired…
Q: What are the importance of cnidarians (e.g. in the environment, food, agriculture, etc.)?
A: They have basic radical symmetry and have two layers of living tissue. They contain mesoglea. They…
Q: What are some examples of cnidarians? In which environments can these animals be found?
A: Hydra, jellyfish, coral are the some examples of cnidarians. Presence of cnidoblast cell in their…
Specifically, what are the importance of ctenophores and cnidarians to humans? Why do they need to be protected?
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Solved in 2 steps
- Why are porriferans asymetrical? Cnidarians radial? The rest bilateral? (based on evolution)Describe and contrast the tegument of most turbellarians and the other classes of platyhelminths. Does the tegument provide evidence that trematodes, monogeneans, and cestodes form a clade within Platyhelminthes? Why?Cnidarians and ctenophores are considered diploblastic, but why might some biologists label them triploblastic?
- Describe and contrast the tegument of most turbellarians and the other classes ofPlatyhelminthes. Does the tegument provide evidence that trematodes,monogeneans, and cestodes form a clade within Platyhelminthes? Why?All cnidarians have cnidoblasts, but not all cnidoblasts sting. What else could an ejecting thread do to capture a prey organism?What is the habitat of Cephalobus? Compare its general structures to Ascaris, Trichinella, and Enterobius. What structures are associated with its free-living form? What is the scientific value of the Cephalobus?
- Compared to platyhelminthes which physiological problem have the cylindrical body of nematodes brought? How was that problem solved?Which of the following classes of arthropod possess chelicerae? a. Chilopoda b. Crustacea c. Hexapoda d. ChelicerataWhat is the following specimen? Our invertebrate zoology professor told us there is a bryozoan on this rock? What group does it belong in? Genus?
- what is the common adaptation in many nematodes enabling them to survive adverse conditions while awaiting return of more congenial circumstances.Compared to other actinopterygians, teleosts _____. reach sexual maturity later in life and live much longer have greater jaw mobility have fewer chromosomesAll of the following are common characters of Meandrina and Ctenoplana except a.Presence of two germ layers in their developing embryos b.Presence of cnidoblasts in their tentacles c.Presence of radial symmetry d.Both have extracellular and intracellular digestion
