Label the parts that are visible of these rotifers and acanthocephalans: 1. Rotifer from class Bdelloidea 2. Rotifer from class Monogononta

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: 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 the following are shared-derived* characteristics of the species found within the Genus…

A: Shared derived characters among Genus Paranthropus.

Q: What is the tissue origin of the following: Placoid Scales Cosmoid Scales Ganoid scales Cycloid…

A: scales in fishes.

Q: The phylum Platyhelminthes has what type of symmetry?

A: Phylum Platyhelminthes are belonging to Kingdom Animalia. This phylum is composed of 13,000 species.

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: View the preserved arthropod specimens available. There will be at least one example of each lineage…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Label the parts of these rotifers and acanthocephalans Acanthocephalan

A: Labeled parts are shown in step 2. These are parasitic worms and it contains spines.

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: List the predominant body plan (acoelomate, pseudocoelomate, or coelomate) for members of each…

A: Protostomes refers to a group of animals that have bilateral symmetry that is body is divided into…

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: Describe characteristics of phylum Platyhelminthes and its subgroups by discussing similarities and…

A: The phylum Platyhelminthes includes a variety of worm-like organisms that share some common…

Q: GIve the Morphological Features of the following: Sarcopterygii, Osteichthyes, Agnatha Lissamphibia…

A: SARCOPTERYGII it is a taxon of the bony fishes whose members are known as lobe-finned fishes. early…

Q: Protostomes- which animals are typical and what do these words mean? 1. Acoelomate 2. Pseudocoemate…

A: The word "protostome" comes from the Greek words "proto," meaning "first," and "stoma," meaning…

Q: Identify and label the parts of the following specimens of Phylum Platyhelminthes:

A: It is critical to learn and know the anatomy and physiology of the body. Many changes in the animal…

Q: Some evidence suggests that members of Acoelomorpha constitute the sister group for all other…

A: Acoelomorphs are small, flatworms whose length is less than 5 mm. This group comprises around 350…

Q: dentify and label the parts of the following specimens of Phylum Annelida:

A: Phylum Annelida includes all the segmented worms and lacks vertebral columns hence are…

Q: A ciliated epidermis persists in the mature form of a flatworm belonging to which class?    a.…

A: Any member of the invertebrate class Cestoda (phylum Platyhelminthes), a group of parasitic…

Q: Identify and label the parts of the following specimens in Phylum Arthropoda

A: Arthropoda This is the largest phylum of Animalia which includes insects . Over two thirds of all…

Q: Although ctenophorans appear somewhat similar to cnidarian medusae, the two phyla are structurally…

A: Animal kingdom deal with 10 major phyla.

Q: 1. Compare and contrast an Acanthocephalan and a Rotifer by providing 5 points of comparison. Point…

A: Acanthocephalans are a small group of endoparasitic and sexual organisms that complete their life…

Q: Answer the following questions briefly but concise: 1. Justify the statement " Members of the Class…

A: Note: Upload 2nd question separately, here i have given answer of 1st question. Answer: 1.…

Q: Differentiate the following according to their general characteristics: a. Nematodes b. Cestodes…

A: Parasitic worms of the human gastrointestinal tracts are classified into three categories based on…

Q: The chelicerates have 2 pairs of antennae (True/False)?

A: Arthropods dominate the protostome branch of the kingdom Animalia and are eucoelomate protostomes.…

Q: Members of Chondrichthyes differ from members of Osteichthyes by having (a) ________. a. jaw b. bony…

A: Fishes are divided into three classes:- 1) CRANIATES that are jawless fishes. 2) GNATHOSTOMES that…

Q: State 4 morphological differences between the class Oedipodiopsida and class Andreaeobryopsida

A: The morphological differences between the class Oedipodiopsida and class Andreaeobryopsida are as…

Q: Differentiate the following according to their anatomical characteristics. Give at least five…

A: INTRODUCTION  The Chondrichthyes is the category of bony fish and mainly their exoskeleton  is…

Q: Give a brief description of the jaw patterns of the following: a.Chondricthyes b. Paleonisciform…

A: Jaw pattern in fishes: Most bony fishes have two sets of jaws made mainly of bone. The primary oral…

Q: Which of the following structures are homologous in arthropods? 1st leg of horseshoe crab: 1st…

A: The arm of a human, the wing of a bird or a bat the leg of a dog and the flipper of a dolphin or…

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: QUESTION 2:  Define the following: Parapodia: Chaetae: Metanephridium: Septa:

A: All the given formations are found in annelids.

Q: Examine this whole mount of Branchiostoma (amphioxus): label the notochord, myomeres, and nerve…

A: Hi, Thanks For Your Question.  Answer :  Branchiostoma do not have a true head, they only have a…

Q: Cyclostomes are often thought as of as “primitive” because they lack jaws. In what ways could the…

A: Cyclostomata is a group of agnathans that comprises the living jawless fishes; the lampreys and the…

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: 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: What are various podomeres that make walking legs of the insects? Explain briefly

A: All the insects have their body segmented into the head, thorax and abdomen. The abdomen region…

Q: Class Enoplea Order Trichocephalida Genus Trichinella spiralis

A: A single worm is termed trichnia, which is Greek for "hairlike," and larvae are distinguished by…

Q: This class has 1-2 pairs of walking legs O Chelicerata O Crustacea О Нехароda O Myriapoda

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

Q: Explain the relationship between the Vertebrata and these invertebrates.

A: The classification of phylum chordata is divide into three subphylum, i.e., Urochordata (Tunicata),…

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: how many pairs of walking legs does the class insecta have

A: Within the Phylum Arthropoda there are over 800,000 described species, derived from the Greek…

Q: Describe the characteristic of protostomes; be able to differentiate them from deuteronstomes

A: Metazoans are groups of animals that have specified cells for various organs and tissues. These…

Q: n unidentified animal is noted to possess the following characteristics: triploblastic eucoelomate…

A: C. ARTHROPODA

Q: True or False. The body surface (tegument) of trematodes and cestodes is composed of non-living…

A: Introduction:- Cestodes are parasitic worms belonging to the Cestoda taxonomic group. Cestodes are a…

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: 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: Differentiate the following according to their anatomical characteristics. Give at least five…

A: AGNATHA:- Agnatha are the Jawless vertebrates, in the phylum Chordata, subphylum vertebrata.…

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…