Animal Phylums

Essay specific features

 

Issue:

Science

 

Written by:

Brian A

 

Date added:

January 1, 2015

 

Level:

University

 

Grade:

A

 

No of pages / words:

3 / 677

 

Was viewed:

2534 times

 

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Essay content:

Cells in the sponge walls filter nutrients from the water as the water is carried through the body. The flow of water through the sponge is unidirectional, driven by beating of flagella. Examples: Glass Sponges and Calcareous Sponges. Picture: Cnidarians: These are radially symmetrical. The mouth, located at the center of one end of the body, opens into a gastro vascular cavity, which is used for digestion and distribution of food...
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The mouth, located at the center of one end of the body, opens into a gastro vascular cavity, which is used for digestion and distribution of food. Cnidarians have a body wall composed of three layers: an outer epidermis, an inner gastro dermis, and a middle mesogloea. Examples: Sea Anemones and Corals...
displayed 300 characters

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