1. What is the major unifying aschelminth features? 2. Most ascheminths lack mesenteries. Where do the various organs lie?

Q: What are the types of digestion and of digestive system of platyhelminthes?

A: platyhelminthes are bilateral flat worms that derive their nutrition by being parasitic or…

Q: Although they are related, the digestive system of an earthworm and Ascaris are very different. Why…

A: Ascaris is a roundworm that belongs to the phylum Nematoda. It is a thin, unsegmented, parasitic…

Q: 3. Why do you suppose it is that the cchinoderms lack sophisticated circulatory, respiratory and…

A: The phylum Echinodermata includes Echinoderms, which are aquatic creatures. From the equator to the…

Q: 1. Draw an annotated diagram of an earthworm (one external picture and one internal picture), making…

A: Step 1 Pheretima commonly called earthworm is found in the soil but absent in sandy and humus…

Q: 1. If you disregard cryptobiosis, would you consider tardigrades successful? Why or why not?

A: Tardigrades or water bears may be terrestrial or aquatic in nature. By a phenomenon called…

Q: Is the gastrovascular cavity of Dugesia a simple sac? How is it divided and what advantage do these…

A: Invertebrates are creatures that neither have nor build up a vertebral section, gotten from the…

Q: Choanocytes are present in

A: Answer - Option D - Spongocoel In simple sponges, the choanocytes are present in the lining of the…

Q: How many tube feet would you estimate are on the oral surface of a sea star?

A: Starfish are star-shaped echinoderms which belongs to the class Asteroidea. They are found in marine…

Q: The embryos, oncospheres of Taenia saginata are released in the... Select the correct response:…

A: A multicellular organism's embryo is the first stage of development. The larval phase of a tapeworm…

Q: What are the disadvantages of a flatworm’s digestive system having only one opening?

A: Flatworms are a soft-bodied group and are flattened invertebrates. The species of flatworms are…

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: 1. What is division, type of hypae and medical importance of  A. Rhizopus nigricans B. Aspergillus…

A: Fungi Fungi are the single celled or multicellular organisms. These are spore producing organisms…

Q: Into which classes are platyhelminthes divided? How are these classes characterized and what are…

A: The literal meaning of the phylum Platyhelminthes is the ‘flatworms’. Organisms belonging to this…

Q: 1. Define the following                a. Operculum                b. Spine                c.…

A: Trematodes are parasitic flatworms that reproduce through sexual or asexual mode but both take place…

Q: 16. breaksdown peptide bonds 17. function 40. soluble proteins in Triticum aestivum 41. shape 42.…

A: Amino acids are monomers of protein they are linked with each other by forming peptide bonds.…

Q: A. What are the functions of the following parts of S. stercoralis? 1. Sheath 2. Tail 3. Esophageal…

A: Strongyloides stercoralis is a human pathogenic microbes (parasitic roundworm), which causing the…

Q: View a dissected clam on the website. Make sure you can identify the mantle, the foot, the gills,…

A: 1.) Function of foot in clam is foot enables the clamp to borrow itself in mud or sand. 2.) Function…

Q: Which Platyhelminthes class lack teguments and why?

A: The classification of phylum-Platyhelminthes is based on the mode of life, i.e. Free living or…

Q: Do tapeworms have a complicated digestive system? Can they be transferred through undercooked red…

A: Introduction :- Tapeworms are the invertebrates , that belongs to the phylum platyhelminthes and…

Q: 13. Match the following characteristic to the different classes under Platyhelminthes: Cestode…

A: 13.  CESTODE :  These are exclusively parasitic , they have hooks and suckers eg , taeria . Cestodes…

Q: 2) Provide the picture of the following: a. cephalothorax, and all the other structure found.…

A: Insects are any group of small and often winged animals that are arthropods having six jointed legs…

Q: What are the segmentsthat form the body of thetapeworm called? What istheir function?

A: Tapeworms are parasites that survive within another organism, known as the host. Drinking…

Q: Describe the signs and symptoms associated with the mostcommon tissue nematodes.

A: Introduction:  Phylum Nematoda contains roundworms or nematodes. They are parasitic in nature and…

Q: In case of aniamls kingdom describe the digestive system,respiratory system?

A: The multicellular eukaryotic organisms called metazoa form the biological kingdom, Animalia. The…

Q: How do worms get in the body and by what routes

A:

Q: Digestion in Cnidarians is extracellular and intracellular. Is the statement correct? Explain

A: The phylum Cnidaria incorporates creatures that show radial or biradial evenness and are…

Q: Which structure stops large particles from going into the cephalochordates pharynx? A. mucous net…

A: Answer :- Correct Answer is option B

Q: sea star oral 5.The ____________ __________________ is a circular tube that connects to each of the…

A: Echinoderms are a phylum of marine invertebrates that include starfish, brittle stars, sea…

Q: After the morula stage whatis the next stage? What is themorphological feature thatdefines this…

A: The process of post fertilization occurs after the development of zygote i e., after the fusion of…

Q: distinguish between its oral and aboral surfaces and label the surface of the illustrated starfish…

A: According to bartleby expert guidelines when multiple questions are posted we are allowed to answer…

Q: Based on the Ascaris structure, what is their pharynx for?

A: The genus consists of small-sized intestinal nematode worms is named as Ascaris. The organisms of…

Q: Describe the heart of Scholiodon?

A: Scoliodon is a genus of sharks placed in family Carcharhinidae. They are mainly found in Indo-West…

Q: 3. In what ways are these two types of lice similar? In what ways are the two types of lice…

A: Pubic lice are not the same thing as head lice or body lice. These are caused by 2 different species…

Q: 1. Necturus moculosus, example of a salamander skin texture Body division: a broad flat head…

A: Necturus maculosus belongs to the phylum Chordata and the family Proteidae. It is commonly known as…

Q: Frogs mouth  Explain the functions of the structures that are part of the frog's mouth such as…

A: Frog generally lives in or near water but in rains it may be found far away from its Natural Habitat…

Q: Do sea urchins have teeth?

A: Sea urchins belong to class Echinoidea and phylum Echinodermata under the Animalia kingdom. They are…

Q: How many gills arches does Tilapia has? how many gills? how many gill rakers?

A: There are various organs that are involved in gaseous exchange in different organisms. There are…

Q: 1. Which Platyhelminthes class lack teguments and why?

A: The phylum-Platyhelminthes is classified based on their style of life, i.e. free living or…

Q: Which worms can be found in the eye? Which cause blindness?

A: Step 1 Eye worms are most often the type of parasite that may be lodge in an individual’s eyes or…

Q: 6. In molluscs.the umbones are other. when they face each a. prosogyroUs b. opisthogyrous c.…

A: Mollusca is the second largest invertebrate animal phylum after Arthropoda, and its members are…

Q: Compare the morphological characteristics of the roundworms ( A. Ascaris lumbricoides, B.…

A: Roundworms These are also called the nematodes, these are parasites that cause parasitic infections.…

Q: Differentiate the feeding mechanisms of a Planaria, Tapeworm and Fasciola.   Feeding mechanisms…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Describe mascular phyranx?

A: Muscles are in the form of contractile fibers varying in lengths and form muscular tissue. The…

Q: Bring out the differences between Scolodona and Rana regarding digestive tract?

A: BASIC INFORMATION SCOLODONA here it is mis-spelt as it should be written as Scoliodon. Scoliodon It…

Q: Proboscis gland is an excretory organ in a. Saccoglossus b. Carcharodon c. Myxine d. Catla

A: The group of multicellular and heterotrophic organisms belonging to the kingdom Animalia is called…

Q: Describe the ailmentary canal of lizard?

A: Lizard belongs to kingdom Animalia and class Reptilia. Lizard's scientific name is Lacertilia. It…

Q: Cnidarians only have one opening for a “gut” (gastrovascular cavity) and this slows down their food…

A: Cnidarians are animals that belong to the Cnidaria phylum. Invertebrates make up the majority of the…

Q: Define the classification you chose 2. List important features of this classification 3. Give some…

A: BASIC INFORMATION BIOMOLECULES  These are the molecules that are made up of the biological elements…

Q: 1. What are the structural modifications of the pharynx in the classes of phylum aschelminthes?

A: Aschelminthes(Nematodes) are cylindrical and bilaterally symmetrical, triphoblastic in structure.…

Dissection

Dissection is the process of cutting up the tissue of a dead or live animal or plant, to do anatomical studies and surgical treatments. The purpose of dissection is to learn more about the overall structure of organs and organ systems and thereby understand the physiology of the organism.