Where do you find diploblastic condition?
The mesoderm allows them to develop true organs. Groups of diploblastic animals alive today include jellyfish, corals, sea anemones and comb jellies.
What is diploblastic acoelomate?
Diploblastic animals have two cell layers to their bodies, an outer ectoderm and an inner endoderm. The phylum Cnidaria contains diploblastic animals. Acoelomate animals have no true body cavity such as Porifera, Cnidaria, Ctenophora, Platyhelminthes, Mesozoa, Nemertina, Gnathostomulida.
In which of the following phylum acoelomate diploblastic animals are included?
The diploblastic and acoelomate animals are found only in Phylum Cnidaria or Coelenterata. These animals are mostly marine, like jelly fish, corals and sea anemones. This phylum is named Cnidaria due to the presence of cnidoblasts with stinging cells on the tentacles of these animals.
What is diploblastic in Cnidaria?
Cnidarians are diploblastic — that is, the body and tentacles consist of two cell layers, the endoderm (sometimes referred to as the gastrodermis) and the ectoderm (the epidermis). All cnidarians are carnivorous, with cnidae and tentacles active in prey capture.
Is acoelomate diploblastic?
The diploblastic animals include Cnidaria which is acoelomate and Ctenophora which is pseudocoelomate whereas triploblastic animals include arthropods, molluscs etc.
What does diploblastic mean in biology?
diploblastic. / (ˌdɪpləʊˈblæstɪk) / adjective. (of jellyfish, corals, and other coelenterates) having a body developed from only two germ layers (ectoderm and endoderm)Compare triploblastic.
Is porifera diploblastic?
Porifera is neither triploblastic nor diploblastic since Porifera contains the cellular level of organization.
Which layer is absent in the embryos of diploblastic animals?
mesoderm
Now, mesoderm is a germ layer that is only found in triploblastic organisms. This germ layer gives rise to the bones, connective tissue, skeleton muscles, heart, and the urogenital system. This germ layer is not found in diploblastic organisms therefore, they are unicellular in nature.
Which phylum includes diploblastic and acoelomate organism?
Cnidaria
By the above explanation, the phylum that includes diploblastic and acoelomate organisms is Cnidaria. Hence, the correct answer is Cnidaria.
Are platyhelminthes diploblastic?
Platyhelminthes (Gr. Platyhelminthes is commonly known as flatworm or tapeworm. Gegenberg gave the term Platyhelminthes. They are advanced diploblastic or lower triploblastic, acoelomate and bilaterally symmetrical metazoan.
Is diploblastic a bilateral symmetry?
Diploblastic: An animal possessing 2 major tissue layers. Animals with radial symmetry are diploblastic. Bilateral Symmetry: Symmetry in which the body can be divided into 2 mirror-image halves. Coelom: Fluid-filled cavity within the mesoderm.
What do you mean by diploblastic and triploblastic animals give examples?
Diploblastic animals have two germinal layers (ectoderm and endoderm) during embryonic development, e.g., poriferans. Triploblastic animals have three germinal layers (ectoderm, mesoderm and endoderm) during embryonic development, e.g., platyhelminthes.
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