Ctenophores possess all of the following except

Q: How many germ layers originate the body of platyhelminthes? In relation to this characteristic how…

A: Platyhelminthes, also known as flatworms, are invertebrates having bilateral symmetry. They have an…

Q: Please hand draw a picture of Clonorchis (Class Trematoda) and label its anatomy with the terms…

A: Hi, Thanks For Your Question.  Answer :  Terms labelled In Drawing With Numbers As Following ; Oral…

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: Identify: 7. In Plasmodium sp. this stage of the life cycle occurs in the vertebrate host

A: Malaria refers to the life-threatening disease condition that is caused by the Plasmodium parasite.…

Q: Label the following of the toad’s skin

A:

Q: Bilateral symmetry and the anus forming at or near the site of the blastopore characterize…

A: Deuterostomes are those animals in which anus of digestive tract is developed first before the…

Q: Many of the members of Phylum Platyhelminth have unique features including two nuclei and…

A: Step 1 Platyhelminthes is a phylum of dorsoventrally flattened, leaf-like or ribbon-like,…

Q: Draw and label a tapeworm scolex and a mature ProgIotid showing the gonopore and uterus with eggs.

A: Tapeworms are invertebrates that belong to the phylum Platyhelminthes. They are widely distributed…

Q: developmental stage of stink bug (Hemiptera)

A: Hemiptera is the class of insects under the phyla arthropoda. Stink bug falls under the class of…

Q: BLASTULA GASTRULA -Blastocoel Blastocoel Archenteron A Vegetal pole Blastopore Which of the…

A: Gastrulation - It is an early proces of embryonic development in which the implanted blastula…

Q: What are the differences in the reproductive systems of the three classes of Platyhelminthes?…

A: INTRODUCTION Platyhelminthes are the flatworms. Fundamental phylum Platyhelminthes characteristics…

Q: Briefly explain why the classification of adult Urochordates used to cause great confusion in the…

A: Tunicates are the organisms which belongs to the subphylum Urochordata under phylum chordate.

Q: Name the excretory organs in Platyhelminthes.

A: Platyhelminthes is a group of flatworms that lack a body cavity and called acoelomate. This phylum…

Q: Distinguish each of the following orders from the others: Araneae, Scorpiones, Opiliones, Acari.

A: The phylum Arthropoda is composed of animals with jointed appendages or legs. It is a phylum of…

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: 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: Examine figure 37.9 and its caption carefully. Which proglottids, mature or gravid, occur closest to…

A: Step 1 Platyhelminthes is a phylum of dorsoventrally flattened, acoelomate but triploblastic animals…

Q: Enumerate the nematodes which are transmitted by skin penetration

A: The nematodes are among the most abundant creatures on the Earth. Nematodes are symmetrical,…

Q: The male copulatory organ of turbellarians is called a

A: Turbellarians belong to phylum Platyhelminthes.Temnocephala lamothei ,Dugesia aenigma,Dugesia…

Q: Briefly explain why the classification of adult Urochordates used to cause great confusion in the…

A: Urochordata also known as tunicata, belongs to the marine invertebrates.

Q: Life cycle development or stages that are unique to the phylum Ctenophora

A: A Ctenophora's life cycle begins with a zygote, which is formed when sperm and egg (from two…

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: Distinguish the following from each other: statocyst and rhopalium; scyphomedusae and hydromedusae;…

A: The Cnidarians belongs to the phylum of simple animals. It includes jellyfish, hydras, corals, and…

Q: What type of spider is this

A: Possible identification results are given below.

Q: List the characteristic feature of sacrodines.

A: Protozoa are single-celled organisms. They come in many different shapes and sizes ranging from an…

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: Define ctenophores

A: Animals can be made up of single-cell and also can comprise the multicellular structure. From both…

Q: A. Compare T. solium and T. saginata on the basis of - 1. Length 2. Scolex 3. Gravid segment 4. Egg…

A: Taeniasis is a kind of worm or parasitic infection that affects humans. This infection is caused by…

Q: Match each letter with the corresponding structure for letters A-E. -Sucker -Hooks -Uterus…

A: Tapeworm is also called as flatworms, comes under the category of platyhelminthes. This is a…

Q: Are there notable similarities in the sex cells and sex organs in the different organisms, namely…

A: Answer:- Sexual generation drives hereditary recombination all through eukaryotic life forms and…

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: Distinguish the trophozoite of giardia intestinalis from the cyst.

A: Giardia infection is an intestinal infection marked by stomach cramps, nausea and bouts of watery…

Q: Specimens, Structures & Functions Phylum: Annelida Specimens: Whole earthworm (Lumbricus terrestris)…

A: Introduction The body of an annelid is lengthy and segmented. Annelids are symmetrical on both…

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 of the following are present in members of Class Cestoda? Select the correct response(s):…

A: They are morphologically characterized by a ribbon-like body composed of a series of segments called…

Q: Outline the life cycle of each of the following: Ascaris lumbricoides,hookworm, Enterobius…

A: Introduction: Every living organism has a life cycle which starts with their birth, continues to…

Q: Name the kidney shaped covering of sorus in Dryopteris.

A: Dryopteris is a plant genus that grows in tropical, subtropical, and temperate regions of the world.…

Q: B. Drawing of the adult stage of hookworm representatives. (Label the parts)

A:

Q: Discuss the structures of the following organisms when viewed under the microscope: Scolex of…

A: Tapeworm Belongs to the class of eucestoda of platyhelminthes . They all are endoparasites. They…

Q: Describe in details diagnostic features and importance of Peaceae.  Cover as many as possible…

A: Poaceae or Gramineae  is a large and almost ubiquitous family of monocot flowering plants known as…

Q: What are three examples of species of ctenophores?

A: Ctenophorans are commonly known as sea walnuts or comb jellies. Ctenophorans represent a small group…

Q: Name the animal shown in this picture. O Nematoda O Mollusca OAnnelida O Cnidaria OPlatyhelminthes

A:

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

A: Introduction: Xenacoelomorpha is a minor phylum of invertebrates that includes two sister groups:…

Q: What is the distinguishing characteristic of each stage in the embryonic development of the sea…

A: Sea urchins are the organisms that constitutes the external fertilization events in which they send…

Q: Give the Morphological characteristics of Aedes aegypti adults.

A: Toxorhynchitinae, Anophelinae, and Culicidae are the three subfamilies of the Culicidae family, with…

Q: Male worms can identified by:

A: The correct option is 4.  The presence of a Tail fan  Male worms differ from hermaphrodite worms in…

Q: The pigments is present in all class in * .mollusca True False

A: Note: Please upload other questions separately. Answer: Introduction: The body structure of molluscs…