Spicules are formed by Scleroblasts Silicoblasts Scleroblasts Calcoblasts

Q: Drag and drop the statements to decide whether they describe Rhizaria, Amoebozoa, or Slime Molds.…

A: We are only allowed to do one question at a time. Please repost the undone question again. Thank you…

Q: Microscopic animals with long and round bodies that form parasitic cysts in host muscle cells, such…

A: The group Animalia includes heterotrophic animals.

Q: A man of 40-years old, who lives in the pise-walled house, came to the lab. He found in the wall…

A: Arthropods Arthropods are organisms belonging to the phylum Arthropoda. These are the invertebrates…

Q: Metazoa Eumetazoa Choose the synapomorphies which suppport the indicated clades in the list below:…

A: Clade is defined as a branch that consists of a single ancestors with its descendants.

Q: Multicellular animals are thought to have evolved from single-celledprotists resembling the…

A: All living organisms in order to form body structure need one or more cells. The unicellular…

Q: Label the parts of cross section of the Planaria.

A: Any group of widely dispersed, generally free-living flatworms in the class Turbellaria is known as…

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: Choanocytes are present in

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

Q: Some literature lists the 4 groups of protozoans as: 1) Flagellates 2) Amoebas 3) Ciliates 4)…

A: Introduction Protozoans come under the kindom protista. They are eukaryotic and single-celled…

Q: The followings are constructed at least partly of cuticle prothorax the peritrophic membrane…

A: Answer is fat body

Q: 7. The embryos, oncospheres of taenia saginata are released in the a. Liver of cattle b. Liver of…

A: Hi, Thanks For Your Question.  Q. 7 The embryos, oncospheres of taenia saginata are released in the…

Q: Which of the following classes has/have spicules that lack an axial filament? a. Demospongiae and…

A: Classes in phylum porifera -  Calcispongiae Hyalospongiae Demospongiae These are classified on the…

Q: true/false 1. Siphonaptera has a laterally flattened body. 2. Sawflies have crochets on their…

A: The answers is given below

Q: Use the cnidarian life cycle diagram in Figure 33.8 to determine the ploidy of a feeding polyp and…

A: Ploidy refers to number of copies of an autosome present in a cell of an organism. If single copy of…

Q: Imagine you come across a gelatinous animal with a Medusa body plan swimming. Determine whether it…

A: Cnidaria is a Phylum of the Animal Kingdom. It has 4 classes namely:  Hydrozoa  - eg Capitata…

Q: Diplomonads have neither mitochondria nor hydrogenosomes. All ATP is produced in their cytoplasm.…

A: Diplomonads are anaerobic multi-flagellated eukaryotes that are mostly parasitic. They do not have…

Q: What are the animals that do not have cilia in the adult stage, even though they belong to the class…

A: Cilia are small hair-like appendages found on the eukaryotic cell surface that allow certain…

Q: Identify what are described: 1. The type of pseudopod exhibited by amoebozoans. 2. The leading area…

A: 1. lobopodia 2. forward edge of cell 3. porosomes

Q: What structure in the Entamoeba histolytica is sometimes called a "false foot" and has a similar…

A: Question: Which structure in the Entamoeba histolytica is sometimes called "false foot" and has a…

Q: Placozoans are structurally simple. They have no mouth, gut, or nervous system and only a few…

A: Placozoans are free living marine multicellular organism with simplest structure.

Q: Describe the differences between protonephridia and metanephridia. Give an example of any animal…

A: Photonephridia Metanephridia Ciliated or flagellated cells called flame cells are used in…

Q: Although coral polyps can catch prey using their cnidocytes, they obtain most of their nutrition…

A: The Cnidarians bear cnidocytes which house cnida, that is, a giant secretory organelle. The…

Q: clitellum is the: Hirudina Cestoda Oligochaeta Platyhelminthes Permoclitellata All lack a permanent…

A: Clitellum is a glandular and unsegmented region of earthworms. It is situated near the head region…

Q: Describe the feeding process of a sponge. Make sure to use the following vocabulary in your answer:…

A: As per our policy, we are answering the first question only. Kindly repost for other questions.…

Q: All of the following statements are relevant to how sponges obtain nutrition EXCEPT: A. Plankton…

A: SPONGES Sponges feeds on particles that usually ranges from 0.1 to 50 um . The food consists of…

Q: How many times did the lophophore evolve and how does the lophophore differ among taxa?

A: Taxonomy is the scientific methodology devised to classify the organisms based on their morphology,…

Q: Hydrozoans are classified under cnidaria because of the presence of.. Select the correct response:

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

Q: Both poriferans and placozoans lack epithelial tissue connective tissue muscles nerves

A: Porifera are most primitive sessile metazoans. They are diploblastic multicellular organisms whose…

Q: Miracidium is a larval stage in the development of… Taenia solium Echinococcurs granulosus Ascaris…

A: Miracidium is the larvae stage in the development of Fasciola hepatica(4). It is the initial larvae…

Q: Both Porifera and Placozoa possess epithelial tissues. True False

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

Q: Describe at least four morphological features similar to both choanoflagellates and choanocytes of…

A: Choanoflagellates are a category of unicellular and colonial flagellate eukaryotes that are regarded…

Q: What features of animals separate them from their nearest relative the choanoflagellates? Choose all…

A: Evolution: Evolution is a systemic process which is happening step by step manner to select an…

Q: Rhizopus (bread mold) reproduces both sexually and asexually. Rhizopus' sexual reproductive…

A: Rhizopus - Fungi Rhizopus - Bread mold, belongs to Zygomycota.

Q: Differentiate the functions of the macro-and micronuclei of ciliates. What is the advantage of…

A: A special feature of some organisms to possess different kinds of nuclei in the same cell is…

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: People eat raw or undercooked pork containing cysts of tapeworm larvae (cysticerci) In the…

A: Tapeworm;  Preventive stages are  1 Stage 1: you can prevent the infection by not eating uncooked…

Q: this is mytilus edulis. You may have noticed that many mollusks evolved to form a shell although…

A: Mytilus edulis also known as a blue mussel or common mussel is an edible marine bivalve mollusk.

Q: Briefly define the following terms:  Phialides  Hamathecium  Ascus Operculum Ostiole Hymenium layer…

A: Fungi refer to the eukaryotic microorganism that is mostly found in the land (in soil). It may be…

Q: Give the function of the following parts of a sponge   Spongocoel Mesophyl Choanocyte layer…

A: Pores of sponge permit them to channel the water around them for food. Inside the sponge, there are…

Q: Are found in the soil Are parasites of virtually every multicellular animal and plan Shed a…

A: Nematodes are very small, slender worms: typically about 5 to 100 micrometer, 0.1 to 2.5mm long.They…

Q: Nematocysts are reproductive cells found in the members of phylum cnidaria True or false…

A: Each cnidocytes possess a unique large and centrally located sac like organelle  called nematocyst.…

Q: State the function of the following parts of the genus Romalea (grasshopper):

A: Invertebrates are some of the most available small animals present on the Earth. They share almost…

Q: Which of the following protozoan uses flagella for locomotion? Group of answer choices…

A: *protozoans are  single celled eukaryotes thatare either free-living or parasitic feeds on organic…

Q: Which of the following Amebic trophozoites best fit the following descriptions ? Motility: Sluggish…

A: Intestinal parasites cause several diseases in humans.

Q: All of the following are true of Ctenophores except: A. Some species have long tentacles B. They…

A: Introduction:- ctenophores  are a phylum of marine invertebrates that live in sea waters all over…

Q: Which of the following is FALSE regarding lamellipodia? their formation is stimulated by…

A: Lamellipodia are branched actin filaments that provide support for plasma membrane protrusion during…

Q: The lophophore is Aa common developmental stage of the Lophotrocozoa. Ba synapomorphy of the…

A: 5 kingdom classifications is a type of classification in which living organisms are classified into…

Q: The termite gut environment is lacking a fresh supply of oxygen O2. However, it is rich with food…

A: Termites feed on cellulose within wood but they are unable to digest it on their own. Some protozoan…

Q: Segmentation in the body is first observed in which of the following:(a) Platyhelminthes (b)…

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…