Question

Vascular system of animals is associated with blood due to its major function related to
(a) oxygen transport by specialised cells of blood tissue
(b)T-cells response
(c)B-cells response
(d)inflammatory reactions​

Answer 1

Answer:

In these animals, the mesoderm forms coelomic cavities during embryogenesis. ... The system is considered open because the blood (called hemolymph ) empties from a contractile heart and major supply vessels into the body cavity (termed a hemocoel ), where it directly bathes the organs.

Explanation:

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