Biology, asked by vaibhavbhagat286, 1 year ago

The circulatory stystem has evolved from open to closed type in Animal kingdom. Which Phylum can be called friest to represent closed circulation ????​

Answers

Answered by nehraniharika
1

Answer:

In closed circulatory system blood flows through the vessels..

Anneldia is the phylum which is the first phylum to represent closed circulation..

Answered by allasrinivasareddy18
1

Answer:

Annelida

Explanation:leeches have closed circuilatory system

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