Give diagnostic characters of phylum arthropoda
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The body is triploblastic, segmented, and bilaterally symmetrical.
They exhibit organ system level of organization.
The body is divided into head, thorax, and abdomen.
Their body has jointed appendages which help in locomotion.
The coelomic cavity is filled with blood.
They have an open circulatory system.
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2
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*Presence of trachea
*jointed legs
*exoskeleton of chitin
*open circulation
*most diverse and large phylum in animal kingdom
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