BIO271 - Circulatory Section.docx

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Department
Biology
Course
BIO271H1
Professor
Kenneth Yip
Semester
Winter

Description
Circulatory Organism Type Method Facts sponges none Ciliated cells move HO2cnidaria none Muscular contractions move HO2Platyhelminthes and none Muscular contractions move ISFnematodes Annelids polychaete open Ciliated cells move ISF and muscle contractionsAnnelids oligochaete closed Ciliated cells move ISF and muscle contractionsMollusks open Heart and blood vesselscephalopods closed Heart and blood vessels Active lifestyle High metabolism Arthropods Crustaceans open hearts More complex in larger animals Arthropods Insects openHearts and Tracheal system High metabolic rate Multiple Contrac
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