Out of all of these, which contains hox genes? Choanoflagellata Porifera Cnidaria Nematoda Arthropoda Onychophora Platyhelminthes Brachiopoda Mullusca Annelida Echinodermata Cephalochordata Urochordata Cyclostomes Chondrichthyes Osteichthyes Amphibia Reptilia Mammalia

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: These differ from the other classes of sponges in that their cells are syncytial (multinucleate and…

A: Sponges are comes under the group called Porifera. The presence of pores on their body is a special…

Q: DEUTEROSTOMIA Chordata Chordata V [Choose ] Endostyle Anus forms at or near the site of the…

A: Blastopore :-  It is a pit in the side of the embryo, through which cells destined to be endodermal…

Q: Identify all of the following organisms that are deuterostomes: humans starfish mussels octopus…

A: Deuterostomes are those organisms that fall in this superphylum of the animal kingdom that includes…

Q: Which of the following is NOT true of nemerteans? O proboscis stylet (some species) O coelomate…

A: The nemerteans are also called ribbon worms. They are characterized by the presence of proboscis and…

Q: Based on the phylogenetic tree diagram in Figure 34.2, predict which vertebrate groups should have…

A: A phylogenetic tree is a branching diagrammatic representation of evolutionary relationships between…

Q: Which of the following taxa contain some freshwater species? O Xenacoelomorpha and Platyhelminthes O…

A: There are some taxa that represent such organisms that can't resist the saline water but they can…

Q: Annelida and arthropoda because they have are more complex that other, simpler invertebrate groups

A: Noto chord is absent in non chordates. Non chordates are classified on the basis of -  1.Level of…

Q: Tardigrada Onychophora Chelicerata Myriapoda Pancrustaceal Refer to the Morphological Phylogeny…

A: Onychophora is a group of soft bodies animals commonly known as velvet worms. Over 200 species of…

Q: Which of the following lack setae: earthworms polychaetes leeches nemerteans

A: Annelid setae are stiff bristles present on the body. For example : eathworms , leeches and…

Q: Characteristics Porifera Cnidaria Platyhelminthes Mollusca Level of organization Symmetry…

A: As per our company's guidelines we are supposed to answer three sub-parts only please repost the…

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: 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: A dichotomous key to the classes of Subphylum Vertebrata 1 with fins 1' without fins 2 with jaws 2'…

A: The scientific tool that identifies organisms based on observable traits is called a dichotomous…

Q: Fill in the table with the distiguishing characteristics of the different phyla of invertebrates…

A: phyla organ system unique features Porifera They do not posses any organ system they have pores…

Q: Which of the following statements is CORRECT? Eumetazoans lack true tissues Cnidarians have three…

A: The living organisms are categorized into 5 main groups. This is known as the five-kingdom…

Q: Which of the following characteristics is not seen in the phylum Platyhelminthes?a. cephalizationb.…

A: Platyhelminthes or flatworms have the following characteristics - Acoelomate, bilateral symmetry,…

Q: Which of the following does NOT occur?

A: Animals which possess bilateral symmetry develop three germ layers I.e. are ectoderm, endoderm and…

Q: Make a phylogenetic tree just including the following= phylum nematoda (enoplea and chromadorea)…

A: Phylogenetic tree represents evolutionary relationship among organisms. Phylogenetic tree is…

Q: 4) Mesoderm is found in: Annelids Protostomians Ciliates Bilaterians Sponges = Porifera Cnidarians

A: The organism are divided into two categories on the basis of germ layer: Diploblastic: They have…

Q: The taxon Teleostomi is defined as the group which includes all the descendants of the common…

A: Phylogenetic tree represents the evolutionary relationship between the taxons present in the tree.

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: Explain how a cladistic classification for the vertebrates produces important regroupings of the…

A: Introduction  Taxonomy is the branch of science which deals with the classification of animals in…

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: 1) Species belonging to the following groups typically have a trochophore larva at the beginning of…

A: Trochophore, also trochosphere, is a thin, translucent, free-swimming larva found in marine annelids…

Q: CLASSIFICATION OF GENUS FAMILY CLASS ORDER ANIMALS AMPHIBIANS ANNELIDA ARTHROPODS ASCHALMINTHES…

A: Five kingdom classification was given by R.H. Whittaker. Five kingdoms were - Monera Protista Fungi…

Q: Which of the following is the correct classification for the following invertebrate animal: This…

A: R.H. Whitaker’s classification system divided organisms into five major groups, called Kingdoms.…

Q: Which statement below is false given the tree below? Pisces Osteichthyes (bony fishes) Sarcopterygii…

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Q: Fill in the table with the distiguishing characteristics of the different phyla of invertebrates…

A: Prokaryotes are organisms that are essentially unicellular and lack a well-organized nucleus as well…

Q: Brachiopoda 1. А Testudines 2. B Osteichythes 3. С Aves 4. D Myxinoidea 5. E 6. F Rotifera 7. G…

A: The study of links between various groups of species and their evolutionary development is known as…

Q: Which phylum is characterized by a "tube within a tube" structure? O Echinodermata Mollusca…

A: Tube within a tube phenomenon is referred to only one opening for ingestion and one opening for…

Q: Which of the following things is/are true about this organism? invertebrate chordate fish Agnathan…

A: The Arctic lamprey is a little fish that can grow to be over 15 inches long but is usually much…

Q: Which of the following worms exhibits the greatest amount of cephalization? Turbellarians Flukes…

A: Platyhelminthes is a phyum of Animalia .The members of platyhelminthes are  also known as the…

Q: Pisces Osteichthyes (bony fishes) Sarcopterygii (lobe-finned fishes) mata atha) Tetrapoda Amniota…

A: Monophyletic taxonomic group is one that has Category of organisms descended from one ascendant ,…

Q: Xenacoelomorpha are characterized by all of the following except: protonephridia hermaphroditism…

A: Xenacoelomorpha is a invertebrate belonging to a small phylum and have two sister groups namely…

Q: What animal is this? nemertean polychaete tardigrade arrow worm phoronid

A: Tardigrade : They are also known as water bears. They are 8 legged microorganisms. They are known to…

Q: Identify the phylum/class of invertebrate that matches this description: These animals lack a…

A: Helminths are worm-like parasites that live by feeding on the living host. They gain protection and…

Q: Make a bracketed or indented dichotomous key for identifying and classifying the 9 major…

A: * A dichotomous key is  used to identify different organisms and species based on observable…

Q: Animal Diversity Second mouth Symmetrical animals Asymmetrical animals Spiny skin Radial symmetry…

A: These are term related to animal diversity.

Q: body plans of each animal phylum please answer all representative specimens phylum unique and…

A:

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: Which of the following is NOT a description of the Arthropods? Exhibits true segmentation in the…

A: Introduction Arthropods:- These are invertebrate animals having an exoskeleton, a segmented body,…

Q: Which of the following is true of cephalopod molluscs: arms image forming eyes trochophore larva…

A: Cephalopod virtually suggests that “head foot” in Greek, a respect to the method the cephalopod's…

Q: Out off all of these, which have a retina? Choanoflagellata Porifera Cnidaria…

A: Retina is the innermost layer of the eye out of the three layers. It is the light-sensitive region,…

Q: Order the following from most inclusive(general) to least inclusive(most specific) v [ Choose ]…

A: Most inclusive characteristic found in anestor species while least inclusive feature found in recent…

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: Which of the following is the correct classification for the following invertebrate animal: These…

A: An example of an appendage is an arm or leg. There are few lower invertebrates which do not have a…

Q: The protostome developmental sequence arose just once in evolutionary history, resulting in two main…

A: Protostome are those organism which developed mouth first during their embryonic development.