Q: Tapeworms posses both male and female reproductive organs. What is the name given to such organism?…
A: Sex is the combining and mixing of Chromosomes during the formation of offspring.
Q: a) Describe how coelom-status impacts the process of organogenesis. b) How do organs develop and…
A: During gastrulation, three germ layers develop, namely. ectoderm, endoderm, and mesoderm.…
Q: Describe coelom?
A: In most of the animals, the fluid filled extracellular body cavity occupies between the body wall…
Q: How is a hemocoel different from a true coelom?
A: Organisms with three primary germ layers are called triploblastic while the ones with only two…
Q: The first coelomate animals are the (Nematoda/Platyhelminthes/Mollusca/Arthropoda)?
A: coelomates or eucoelomates are the organisms that possess true coelom. The true coelom is considered…
Q: What is the difference between schizocoelous and enterocoelous origins of a coelom?
A: A coelom is defined as a body cavity that is surrounded completely by mesoderm. The mesoderm's band…
Q: In what ways are annelids important?
A: The organisms of the ecosystem have different features compared to the others. Classification is the…
Q: How are insects distinguished from other hexapods?
A: Arthropods are the invertebrates that form one of the largest groups of phylum in the animal…
Q: How is arthropod reproduction characterized?
A: Arthropoda is the largest phylum of Animalia. Defined by segmented body and paired jointed…
Q: In whose phylum veliger larva occurs?
A: A larva is a juvenile form of animal with indirect development that looks completely different from…
Q: How do reptile eggs differ from amphibian eggs? Why is this important?
A: The egg is the female reproductive unit and it is produced by the oogenesis process. It is haploid…
Q: Does coelom present in bilateria?
A: A celom is the hallow cavity which is filled with celomic fluid present between the intestinal canal…
Q: How does a molluscan coelom develop embryologically? Why was the evolutionary development of a…
A: Molluscs area unit found it nice ranges of habitats, from the tropics to the polar seas, at…
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: Explain the Type of protostome that produces atrochophore larva ?
A: Larvae are seen across the animal kingdom and are a specific juvenile form before they metamorphose…
Q: What is reproductive system of earthworm?
A: The earthworm is an invertebrate that belongs to the order opisthosoma. The body plan of an…
Q: write a short conclusion about Platyhelminthes Nematoda and Annelida
A: Platyhelminthes/ Flatworms:- They are soft bodied, flat invertebrates, most of which are parasitic…
Q: How are nematodes and nematomorphs alike, and how are they different?
A: Ecdysozoans are a group of protostome animals that include nematodes, arthropods, and numerous…
Q: How does an entoproct differ from an ectoproct?
A: In crustaceans like crayfish, a sac like organ called statocysts occurs that opens to the surface by…
Q: Nematodes and arthropods both (develop an anus from the blastopore formed during…
A: Nematode and arthropods fall under one same ancestor clade i.e. Ecdysozoa. Nematodes are roundworms…
Q: Why are flatworms called acoelomates
A: Flatworms belongs to the phylum Platyhelminthes. They are unsegmented, bilaterally symmetrical…
Q: What is the function of the arachegonium? O a. To carry out a sexual reproductive O b. To produce…
A: An archegonium is a multicellular construction or organ of the gametophyte period of specific…
Q: What are coelomocyte, identify their location and enumerate their functions?
A: Coelomocytes as the name suggests are the phagocytic leukocyte cells that are present in the coelom…
Q: How do body structures and functions of a flatworm compare with those of a cnidarian for a.…
A: Introduction Platyhelminthes are a group of soft-bodied invertebrates with flattened bodies.…
Q: How does a kinorhynch burrow itself into the mud. Explain the locomotory mechanism.
A: As part of the meiobenthos, Kinorhyncha is a phylum of small marine invertebrates that can be found…
Q: Define the features of segmentation and coelom?
A: The animals have adapted various features for their survival, out of which some has passed on to the…
Q: Coelomate animals with a partitioned coelom likely possesses. a metanephridial system secretion…
A: Answer - Both proto and metanephridia
Q: How do reptile eggs protect the young?
A: Parental care is a type of behavior shown by the animals to protect their young ones.
Q: Do sharks have a cecum?
A: In general, the cecum is part of the large intestine in mammals which is present at the junction of…
Q: What’s an invertebrate?
A: RH Whittaker gave the five-kingdom classification and divided all the living organisms into the five…
Q: What are the genes and proteins involved in the formation of axes in nematodes?
A: Any worm of the phylum Nematoda is known as Nematodes. They are commonly known as roundworms. They…
Q: Poriferans and cnidarians do not have excretory systems. Do platyhelminthes have an excretory…
A: Poriferans are generally known as sponges. The sponges are separated from the metazoan by an early…
Q: Explain how the high pseudocoelomic pressure affects feeding and defecation in nematodes.
A: The pseudocoelom is a fluid-filled body cavity that is situated inside the external body wall of the…
Q: The rasping tongue that many molluscs use to feed on prey is called Oa radula. O the nematocyst. the…
A: After arthropods ,mollusc is the second phylum containing vast majority of invertebrates.
Q: Which earthworms have a clitellum?a). adultsb). juvenilesc). juvenile femalesd). malese). adult…
A: Annelids are included under the sub kingdom eumetazoa and is characterized by bilateral symmetry and…
Q: How does the excretory system of nematodes work?
A: Nematodes are the members of group eumetazoans characterized by bilateral symmetry and three germ…
Q: in eathworms, Is the clitellum located near the anterior or posterior end? What does the clitellum…
A: Annelida are segmented worms that live in saltwater, freshwater, and wet terrestrial environments.…
Q: Concerning germ layers and the presence of coelom how are arthropods characterized?
A: Arthropods belong to kingdom Animalia and phylum Euarthropoda. Artho means joint and pous mean…
Q: What is the coelom? Towhich structures do coelomsgive birth? Are all animalscoelomate?
A: The alimentary canal or the gut is the long and coiled tube that extends from mouth to anus. It…
Q: Coelom formation in Deuterostomes is ____________ whereas in Protostomes is _____________.
A: Metazoans are classified into deuterostomes and protostomes due to their different embryonic…
Q: to what kingdom do the termites belongs?
A: The termites are detritus feeders or detritivores. They feed on dead plants and trees. They obtain…
Q: Triploblastic animals that lacks a through-gut and coelom
A: Triploblastic organisms are the ones that are developed from three germ layers. These layers are…
Q: A true coelomn is completely lined with
A: Answer: Coelom : It is the cavity like structure found in the mammals which lies between the body…
Q: Descibe the role of agnatha in vertebrates?
A: Introduction Agnathan belongs to the superclass of vertebrates and comes under Phylum Chordata.…
How does ant form its coelom?
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- How does a molluscan coelom develop embryologically? Why was the evolutionary development of a coelom important?what is the common adaptation in many nematodes enabling them to survive adverse conditions while awaiting return of more congenial circumstances.Explain how the high pseudocoelomic pressure affects feeding and defecation in nematodes.