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LuckyWell [14K]
3 years ago
10

A drug decreases heart rate by blocking a receptor on cardiac muscle cells. this drug probably binds to:

Biology
1 answer:
jolli1 [7]3 years ago
7 0
Njfhuj gjjff yuku unkind hkkr ikhrb
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Most organisms take it nitrogen from the air or water and use it to carry out life processes.
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