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q how is the nervous system of nematodes organized where are the neural chords located in their bodyroundworms have a ganglial nervous system with an
q how does the excretory system of nematodes workthe metabolic residuals of nematodes are together by two longitudinal lateral excretory channels
q compared to platyhelminthes which physiological problems have the cylindrical body of nematodes brought how was that problem solvedthe cylindrical
q what is the major evolutionary innovation presented by nematodes what is the benefits of that innovationthe major evolutionary innovation of
q are nematodes triploblastic or diploblastic animalsjust like platyhelminthes nematodes are triploblastics that is they present three germ layers
q what are the morphological differences and similarities between nematodes and annelidsnematodes like annelids have a cylindrical elongated body
q what is the usual morphological feature of nematodes that differentiates them from platyhelminthesnematodes are also called as roundworms as the
q what are instances of nematodesascaris filaria and hookworm all parasites of humans are instance of nematodes also known as roundwormsq are
q cnidarians and poriferans do not have excretory systems do platyhelminthes have an excretory systemplatyhelminthes have a primitive excretory
q how is gas exchange done in flatwormsplatyhelminthes exchange gases exclusively by diffusion through their body surface this is only possible
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