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Evgesh-ka [11]
2 years ago
10

.The ___________ is the muscular organ that pumps blood through the circulatory system by rhythmic contractions and relaxation

Chemistry
2 answers:
just olya [345]2 years ago
8 0
Heart. The heart is responsible for pumping blood throughout the body.
OleMash [197]2 years ago
7 0
The answer is in your heart ;)
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