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dedylja [7]
2 years ago
9

It is imperative that the cells of the heart beat simultaneously in order to be effective, so the cells are connected by _______

_____________, which allow action potentials to pass unimpeded and efficiently.
Biology
1 answer:
timofeeve [1]2 years ago
6 0
Myocardial conduction cells are connected by cardiac muscle tissues
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The effects of increasing or decreasing the nutrient levels in an aquatic food webs is described in the explanation.

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Here is your answer:

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