Answer:
cell membrane and cytoplasm
Explanation:
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<span>To defend cardiac output (the amount of blood your heart pumps out per minute), your heart can compensate by beating faster in order to pump out more blood per beat.</span>
Answer: I don't understant the question.
Answer:B.) The movement of air in a hot-air balloon makes it rise into the sky.
E.) A house has high heating bills because the heat ends up in the attic.
Explanation:
