Question

which animals have developed putsatile nessel to transport food​

Answer 1

Answer:

Mollusks was the animal developed pulsatile vessel for the first time.

Explanation:

• Pulsatile flow is a type of flow occurring in circular system, mainly in arteries blood vessels.

• It has been researched that mollusks was an animal that had lived between 600 and 700 million years ago.

• Mollusks was also said to be ancestors of the protostome–deuterostome ancestor.

• In this animal, pulsatile blood vessels were found and they had multi-chambered blood flow system.

• After mollusks, Annelids, Arthopods, etc. animals had pulsatile blood flow system.