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Which group of organisms have haemocoel???? What is it???

Answer» \tIn some groups of animals, the body cavity is reduced and filled with blood, thus it is called haemocoel.\tThe animals belonging to phylum Arthropoda and Mollusca have haemocoel.\tHaemocoel is the fluid found in the circulatory system of phylum anthropoda.\tThe open circulatory system involves open body cavities that this liquid occupies freely.


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