Answers

2016-01-31T21:54:31+05:30
The fluid filled cavity within the body of most multicellular organisms except some invertebrates such as flatworms ,that lies between the body wall and the digestive tract and is formed by the splitting of the embryonic mesoderm into two layers.
Vertebrates comprises any species of animals within the subphylum vertebrata.
Vertebrata are classified into
1)Agnatha
2)Chondrichthyes
3)Osteichthyes
4)Amphibia
5)Reptilia
6)Aves
7)Mammalia
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2016-02-01T08:32:21+05:30
Coelomate refers to main body cavity in most multicellular organisms.
example is epithelium

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