Biology, asked by sc8095446gmailcom, 6 months ago

What is double circulation?Why it is necessary?​

Answers

Answered by prajapatisimran312
3

Answer:

It is necessary for a human being to separate oxygenated and de-oxygenated blood because this makes their circulatory system more efficient and helps in maintaining constant body temperature.

Answered by prissypinkprincess
3

It is necessary for a human being to separate oxygenated and de-oxygenated blood because this makes their circulatory system more efficient and helps in maintaining constant body temperature.

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