Question

what is the open and closed type blood circulation​

Answer 1

Answer:

hi

here is your answer

Explanation:

Open circulatory system: primarily found in invertebrates. Here, the blood flows freely through cavities and there are no vessels to conduct the blood.

Closed circulatory system: is found in vertebrates and a few invertebrates like earthworms. This system has the presence of vessels that conduct blood throughout the body

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Answer 2

Answer:

Hola mate ❤️

Open circulation:

༶Blood is directly poured into blood filled cavities called lacunae.

༶Backward flow of blood is possible and highly dangerous.

༶cappilaries aren't involved.

Closed circulation:

༶Blood moves via capillaries,arteries and veins.

༶backward flow is not seen in normal cases.