Out off all of these, which have a retina? Choanoflagellata Porifera Cnidaria Nematoda Arthropoda Onychophora Platyhelminthes Brachiopoda Mullusca Annelida Echinodermata Cephalochordata Urochordata Cyclostomes Chondrichthyes Osteichthyes Amphibia Reptilia Mammalia

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: Which of these does not pertain to a protostome?a. spiral cleavageb. blastopore is associated with…

A: In the animal kingdom, after the fusion of male and female gamete, a diploid zygote is formed. This…

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: 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: 40. A marine biologist asked you to look out for Echinodermata in an expedition. Which of these…

A: The first organism that is listed is a crab. It shows presence of jointed appendages and shows an…

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: 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: Which of the following has indeterminate development?     Echinodermata     Nematoda…

A: This is the growth that is not terminated once a genetically pre determined structure has completely…

Q: Choose all the phyla we looked at in this lab that have a hydrostatic skeleton. nematodes molluscs…

A: Nematodes, mollusca and annelids all the three have hydrostatic skeleton. The hydrostatic skeleton…

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: You find a polychaete in the lower Chesapeake Bay and discover that its coelom is unpartitioned. You…

A: Introduction Polychaeta, Often Known As Bristle Worms Or Polychaetes, Is A Paraphyletic Class Of…

Q: First with body segmentation 1. Echinodermata2. Platyhelminthes3. Annelida4. Porifera5.…

A: The kingdom Animalia is classified into vertebrates and invertebrates. Some of the invertebrate…

Q: The Phyla that first developed a complete digestive system Sponges Mollusks Cnidarians Ribbon…

A: The phylum is a level of taxonomic rank above class and below kingdom. Porifera-sponges.…

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

A: The distinguishing characteristics of the different phyla of invertebrates are given below:

Q: Beetles are a diverse and numerous group of insects in large part due to their unique ommatidia O…

A: Beetles belong to order coleoptera and super order Endoterygota. Most of the options given in…

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: Matching these What type of body symmetry do sponges display? What type of body symmetry do jellies…

A: Body symmetry means that in how many equal parts can an organism be divided.

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: decreasing evolution (appearance). Complete the timeline below by placing each phylum - listed in…

A: Order of phylum from least evolved to most evolved is…

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 of the following things is/are true about this organism? Phylum Chrodata Subphylum Vertebrata…

A: This organism is Lancelet.  Diagrammatic view of lancelet internal structure. Classification of…

Q: Which of the following characterizes hominoids? [Select] [ Select ] They all have large, complex…

A: Hominoids are also called apes, refer to the family of primates that includes 22 species including…

Q: Aquatic molluscs have a blood vascular system & metanephridia so they must also possess a…

A: The Mollusca Phylum has over 160,000 species, 90,000 of which are still alive. Some shells were…

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: The class of annelid worms which differs from all other classes of annelid worms in that it lacks an…

A: Phylum name: Annelida, commonly known as segmented worm, is a phylum of invertebrates that includes…

Q: In terrestrial arthropods these features represent adaptations to a terrestrial existence:…

A: Arthropods are a group of creatures with chitinous exoskeletons and jointed appendages. Terrestrial…

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: Phyla: Platyhelminthes Annelida Nematoda Arthropoda Echinodermata Porifera Cnidaria Mollusca…

A: A phylogenetic relationship is evolutionary tree showing evolutionary relationship between different…

Q: which of the following features does not distinguish humans as a member of phylum chordata as…

A: Chordata are the group of animal kingdom which includes three groups that are urochordata,…

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

A:

Q: To enlist the invertebrates that cause harm to humans and for each animal listed name its taxonomic…

A: Vertebrates are animals that have a backbone inside of them from birth. which lack compound eyes…

Q: Mouth Second Asymmetrical Animals Symmetrical Animals Spiny Skin Radial Symmetry Bilateral Symmetry…

A: * Assymetrical animal is porifera * Symmetrical animals are eumetazoans *radial symmetry exhibited…

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: Differentiate the invertebrates by their features. Symmetry Germ Body Segmentation Tagmatization…

A: Symmetry Germ layer Body coelom segmentation  Tagmatization Porifera Various (Asymmetrical)…

Q: Collembola Orthoptera EphemeropteraNeuroptera Plecoptera Coleoptera Hemiptera Diptera Lepidoptera…

A: Collembola: classification Kingdom.      :     Animalia  Phylum.         :     Arthropoda Subphylum…

Q: Actinopterygii Actinistia Dipnoi Amphibia Reptilia Mammalia Write the body symmetry, body…

A: A synapomorphy is a character that is shared by an ancestor and its descendants. A character, or…

Q: Which of the following is NOT a part of the medusa form of cnidarian?     Answers:…

A: Phylum Cnidaria comes under the kingdom Animalia and is more advanced than sponges. There are more…

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: Can have both a medusa stage and a polyp stage (both in water) 1. Echinodermata2. Platyhelminthes3.…

A: The kingdom Animalia is classified into vertebrates and invertebrates. Some of the invertebrate…

Q: A radula in a gastropod is     a female reproductive structure     A sharp, tooth like structure…

A: Gastropods are organisms having spirally coiled shell into which the body can be withdrawn, but the…

Q: The phyla that first developed gills Cnidarians Ribbon worms Flatworms Sponges Mollusks

A: Answer- In animal kingdom as we move towards the phylum chordata from phylum porifera the characters…

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: 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: Which one of the following arthropods has biramous appendages?     scorpion     mite…

A: An arthropod is an invertebrate animal having an exoskeleton, a segmented body, and paired jointed…

Q: Please match the term to the description. the term that describes the phenomenon of [ Choose ]…

A: These are the characteristics of the phylum Nematoda. They are also known as roundworms.