what is body segmentation? in what structures is segmentation represented in the bodies of annelids, arthropods...

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Biology

what is body segmentation? in what structures is segmentationrepresented in the bodies of annelids, arthropods andvertebrates?

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Segmentation may be defined as the characteristics of some animal species also plants Segmentation refers to division of body into repetitive segments arranged on longitudinal axis Each segment represents body parts like components of the circulatory system digestive system nervous system and the excretory system Segmentation is is also referred to as metamerism and the sements as metameres somites in animals phytomers in plants If segmentation is identical it is called homonymous metamary Annelids if unidentical it is called heteronomous metamery Arthropods vertebrates 1 Segmentation in Annelids Annelids are segmented lophotrochozoans with coelom Their distinguishing characteristics are a Chaetae or setae bundles of chitinous thin walled cylinders held by sclerotinized proteins b See Answer

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