Morphological and Physiological Description of Urochordata
Urochordata is subdivided into three orders, the Larvacea, the Ascidiacea and the Thailiacea. Members of the Larvacea are free-swimming and they retain the larval features…
coelenterates
7 Characteristic Features of Chordate Animals
In common with arthropods and annelids, chordates are bilaterally symmetrical and metamerically segmented; they possess, however, certain distinctive features not found in any of the…
Concise Description of the Physiology of Sponges
The Physiology of Sponges In describing the physiology of sponges, we shall first tak a look…
Morphological Description of Sponges
All sponges are aquatic, the majority living in the sea where they are found at all depths from the intertidal zone to the deepest abysses….
Reproduction and Survival Mechanism of Hydra Species
Hydra Species reproduce both asexually and sexually. Asexually reproduction is performed by a process known as budding. In favorable circumstances, the numbers will be multiplied…
The Adaptive Mechanism of Hydra to a Sedentary Lifestyle
Sedentary lifestyle of hydra: Many coelenterates are sedentary animals. A hydra is sedentary for the greater part of its life; it does not actively seek…
Concise Description of Nervous Coordination in Hydra
The nervous system of a hydra may be said to be the most primitive type. It consists of a double nerve net, one on each…