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Biology, 28.10.2020 17:40 mponcier4

Which of the following does NOT describe the heart? a)The heart has two pumps
b)All of the muscle tissues of the heart do not contract at the same time
c)The heart has two chambers with specific tasks to do
d)Different parts of the heart contract at different times

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Which of the following does NOT describe the heart? a)The heart has two pumps
b)All of the mu...

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