ORIGIN OF SYSTEMS


ORIGIN OF SYSTEMS



DIGESTIVE SYSTEM...(sac like ) PHYLUM CNIDARIA DIGESTIVE SYSTEM (TUBE LIKE) PHYLUM NEMATODA EXCRETORY SYSTEM...PLATYHLMNTHES CIRCULATORY SYSTEM (CLOSE)PHYLUM ANNELIDA CIRCULATORY SYSTEM (OPEN)PHYLUM ARTHROPODA NERVOUS SYSTEM...(DIFFUSED)PHYLUM CNIDARIA NERVOUS SYSTEM(CENTRALIZED)PHLUM PLATYHELMINTHES RESP SYSTEM...ARTHROPODA

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CREATED FOR THE STUDENTS OF INTERMEDIATE FOR THE PREPARATION OF BOARD EXAMS AND ENTRY TEST FOR MEDICAL AND ENGINEERING UNIVERSITIES.