Question

. Name the group of animals in which heart does not pump pure blood to all the parts of the body?

Answer 1

Explanation:

$\huge\mathfrak\pink{Answer}$

"PISCES" ARE THE GROUP OF ANIMALS WHOSE HEART DOES NOT PUMP

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Answer 2

In case of the fishes the heart does not pump blood to all parts of the body. the fishes consists of a two chambered heart

Explanation:

• As a result of this there is mixing of oxygenated and de-oxygenated blood. The oxygenation of blood takes place in the gills in case of most of the fishes. this entire blood is supplied to the body organs.
• This also results in the mixing of the blood which is oxygenated and de-oxygenated by the process of diffusion.

To know more about the heart in fishes,

trace the evolution of heart in terms of number of Chambers from ...https://brainly.in/question/16294943