The circulatory system has evolved from
open to closed type in Animal Kingdom.
Which Phylum can be called first to
represents closed circulation?
Answers
Answered by
19
Answer:
✿ Phylum Annelida can be called first to represent closed circulation.
Example: Earthworm.
Answered by
0
Answer: phylum Annelida can be called first to represent closed circulation .
Example: Earthworm
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