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q how are nutrients distributed through the digestive system in planariasplanarias have single opening digestive system incomplete with ramifications
q what are the kinds of digestion and of digestive system of platyhelminthesflatworms have incomplete digestive systems and they present
q how many germ layers originate the body of platyhelminthes in relation to this characteristic how are these animals classifiedplatyhelminthes are
q what is the major external morphological feature that differentiates platyhelminthes from other worms nematodesplatyhelminthes are also recognized
q what are the most tremendous known representatives of the platyhelminth phylumthe most popular representatives of the platyhelminthes are worms
q cnidarian identity card how are they characterized according to instance of representing beings basic morphology kind of symmetry germ layers and
q what are the coralscorals are characterized by their polypoid shape slow growth and sessility and secretion of a solid skeleton made of calcium
q what does radial symmetry means what is the kind of symmetry found in chordates which are other phyla of the animal kingdom that present species
q what are the major classes into which the phylum is divided what are the few examples of each and in which form polyp or medusae are they
q what is the name of the sea anemones and larva of corals what is the biological importance of that larval stagesexual reproduction in sea anemones
q in the metagenesis of obelia and aurelia what is the form that produces gametes what is the form that reproduces asexuallyin the metagenesis of
q what is the metagenesis what are the other names of this proceduremetagenesis is thekind of life cycle in which there are two different forms of
q what is the kinds of asexual reproduction that occurs in hydrashydras reproduce asexually by
q how is the nervous tissue distributed in cnidarianstheir nervous system is diffuse there are no ganglia or brainq what are the kinds of
q what are the cnidocytes what is the name of the capsule inside the cnidocyte what are the biological functions of this structurecnidocytes are
q what is the kind of digestion that occurs in cnidariansthese animals have a digestive cavity and they make intracellular and extracellular
q why is the digestive system of these animals called incompleteincomplete digestive system is in that which the digestive cavity has only one
q which are the germ layers present in cnidarians which tissues of the animal do they originatethese beings present endoderm and ectoderm two germ
q concerning tissue complexity how dissimilar are cnidarians from poriferansporiferans present only some dispersed specialized cells with no tissue
q what are the two major morphological patterns of cnidarians concerning locomotion how do these forms differentiate from each othermorphologically
q what are few examples of cnidarians in which environments can these animals be foundhydra jellyfish sea anemones and corals are good examples all
q sponge identity card how are sponges characterized according to example of representing beings basic morphology type of symmetry embryonic germ
q what is the economic importance of spongesa few chemical substances secreted by sponges have anti-inflammatory anti-tumoral activities and
q what is the evolutionary advantage of the occurrence of larval stage and sperm cells in the life cycle of spongesthe sexual reproduction in sponges
q is reproduction in sponges asexual or sexualreproduction in sponges can be asexual by budding fragmentation or gemmation regeneration or sexual