Biology, asked by h8kmashyaswatya, 1 year ago

Organism Without Heart
Is there any organism without heart?

Answers

Answered by Amritas
0
Sponges have no hearts. They have no organs at all.

Cnidarians and ctenophores (jellyfish), and platyhelminths (flatworms), have no hearts and generally use their gastrovascular cavities (guts) for circulating nutrients around the body. 
Answered by Anonymous
0
Sponges is the one ....
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