Which of the following statements is CORRECT? Eumetazoans lack true tissues Cnidarians have three germ layers Animals evolved from an ancestral protist Sponges belong the clade called Eumetazoa
Q: Which of these models correctly identifies the most recent common ancestor diplobla Cnidaria…
A: Diploblastic animals such as jellyfish, sea anemones, and corals do not have a mesodermal germ…
Q: Choose the locomotion mode of each taxonomic group (use once): Echinoidea [ Choose ] [Choose]…
A: Locomotion means movement from one place to another. There are different body organs for the body to…
Q: Flatworms have no coelom. Recent gene sequencing shows that their closest relatives are the rotifers…
A: Coelom is the fully functional body cavity that is lined by mesoderm. Within the coelomic cavity,…
Q: Which of the following statements is true? --Sea stars are dioecious possess dermal branchiae and…
A: Sea stars are dioecious possess dermal branchiae and they have two stomachs.True: Sea stars are…
Q: 1-true tissues or not- who does not have? 2- radiate/bilateria- who for sure is in radiate? 3-…
A: Kingdom Animalia / metazoa The kingdom Animalia is classified into Two Sub Kingdoms , they are -…
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: Please complete the following (abbreviated) cladogram of Metazoa, labeling tips, nodes and…
A: Metazoans are multicellular eukaryotic animals. They show various levels of cell differentiation and…
Q: Which of these organisms is NOT in the clade Lophotrochozoa? Cephalopoda Gastropoda Bivalvia…
A: Lophotrochozoa is a clade of protostome animals with an early form of a mouth. It includes the…
Q: An organism classified in phylum Mollusca that is a predator with tentacles, a brain and complex…
A: Note: We’ll answer the first question since the exact one wasn’t specified. Please submit a new…
Q: Imagine you come across a gelatinous animal with a Medusa body plan swimming. Determine whether it…
A: Cnidaria is a Phylum of the Animal Kingdom. It has 4 classes namely: Hydrozoa - eg Capitata…
Q: Define the following terms that relate to the sponges: Spongocoel: Osculum: Choanocytes:…
A: Sponges are one of the simplest multicellular organisms that occur in the animal kingdom. They are…
Q: part i How many of the following are characteristics of arthropods? 1. protostome development…
A: Characteristics of arthropods (Correct options): Option 2: Arthropods are bilaterally symmetrical.…
Q: Placozoans are structurally simple. They have no mouth, gut, or nervous system and only a few…
A: Placozoans are free living marine multicellular organism with simplest structure.
Q: Examine Figure 3. Based on the number of taxa, which 2 vertebrate clades suffered the most…
A: An extinction event is rapid decrease in the biodiversity on Earth. Extinction is death of species…
Q: Cnidarians development will continue to include the stage. --- Gastrula Zygote Blastula Gamete
A: Cnidarians are also commonly known as coelenterates. They are a phylum under Kingdom Animalia that…
Q: Earthworms are segmented animals. All of the following are present on/in most segments of an…
A: Origin The origin of earthworms was said to be on earth around 200 million ago. Their ancestors were…
Q: Unifying features include shell, mantle, radula, foot, visceral mass Which classes show a loss of…
A: Mollusca is the second largest phylum of the invertebrate animals. Answer;1 The mollusk (or…
Q: What synapomorphies suggest that relatives of Metazoans? Choose all th Both store energy as starch.…
A: The most striking resemblance between fungus and mammals is their trophic level, or position in the…
Q: Friday Phylum Cnidaria Platyhelminthes Rotifera Bryozoa Brachiopoda Mollusca Annelida Livity <…
A: Rocky Mountain snail of Mollusca is an endemic species of Colarado. It belongs to the class…
Q: What type of flatworm is generally non-parasitic (i.e., free-living)? Turbellarians…
A: Flatworms or platyhelminthes have four classes; Turbellaria Trematoda Monogenea Cestoda
Q: 11) Turbellarians are free-living worms in Phylum Platyhelminthes. They have a thin, very flat body…
A: Turbellarians are mostly free-living but some are ectocommensals or endocommensals or parasites.…
Q: Horseshoe crabs are in the subphylum О Нехароda O Crustacea Cheliceriformes O Myriapoda
A: We have diverse set of animals in this world . They are categoried I to different phylum, order…
Q: Which of the following lack setae:(can be more than 1 nemerteans leeches earthworms polychaetes
A: Setae are frequently employed by insects as a high-surface-area substrate over which a pheromone is…
Q: Which group of Chordata maintains the vertebrate characteristics throughout life? Cephalochordata…
A: Chondrichthyes are a group of fish that includes sharks, rays & chimeras. They are characterized…
Q: The earthworms are different than the leaches in that the earthworms move by; Using chetae to anchor…
A: According to the question, we have to explain the reason the earthworms are different than the…
Q: Imagine you come across a small worm. How can you determine whether it is a class Hirudinida or a…
A: Introduction :- Organisms are classified amongst various classes, orders , family according to their…
Q: Q10b. Which of the land snail species is not longer in existence? Q10c. Make a box around the…
A: A phylogenetic tree helps visualize the relationship between species. It shows how the organisms are…
Q: Why do some biologists think that the apicomplexans descended from dinoflagellates?
A: The finding of a nonphotosynthetic plastid in malaria and other apicomplexan pathogens has prompted…
Q: Check ALL the phyla listed below that are considered to be lophotrochozoans. Chordata…
A: The objective of the question is to identify which of the given phyla are considered to be…
Q: Please describe the lifestyle of SPONGES. Components and characteristics that you should address…
A: Introduction As a sister group to the Diploblasts, sponges, which are classified in the phylum…
Q: The term Ecdysozoa refers to....? Group of answer choices having a backbone having jointed legs…
A: The biggest phylum in the animal kingdom, arthropods are a varied group of invertebrate creatures.…
Q: The planula stage in Cnidarians is similar to what life stage in two other non-animal organisms?…
A: It is critical to learn and know the anatomy and physiology of the body. Many changes in the animal…
Q: Why are all animals comprised of the clade metazoa?
A: Kingdom Animalia comprises the clade metazoan. Traditionally, the term metazoan has been used to…
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