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Is the nervous system in platyhelminthes less or more sophisticated than in cnidarians? What are the major neural structures found in flat-worms? How is this neural organization significant for the di
What is an illustration of freshwater flat-worm? Due to that habitat illustrate the physiological problem that such animals must resolve?
Cnidarians and Poriferans do not contain excretory systems. Do platyhelminthes encompass an excretory system?
How is gas exchange completed in flatworms?
Who was responsible for setting the tone for following generations of economists?
Explain how are nutrients distributed by digestive system in the planarias?
What are the kinds of digestion and of digestive system of the platyhelminthes?
What is number of germ layers which originate in the body of platyhelminthes? In relation to this characteristic how are such animals categorized?
Who was 1970 Nobel Laureate in Economics?
What is the major external morphological feature which differentiates platyhelminthes from other worms (or nematodes)?
What are the best recognized representatives of the platyhelminth phylum?
How are Cnidarian identity characterized according to illustrations of representing beings, fundamental morphology, kind of symmetry, germ layers and coelom, respiratory system, digestive system, excr
Define the term corals?
Normal 0 false false false EN-IN X-NONE X-NONE Explain differentiation between static and dynamic RAM?
Explain a rigorous theory for Brownian motion developed by Wiener Norbert.
What does radial symmetry signify? Describe the type of symmetry found in the chordates? Name the other phyla of animal kingdom that exist in species with radial symmetry?
What are the main classes into which the phylum is divided? What are some examples of each and in which form (polyp or medusae) are they found?