Answer:
relationship between blood flow and the heart rhythm and helped them discover how the heart works
Explanation:
its in the question
The Constitution does not mention political parties, yet they play an important role in U.S. government. They began to emerge with disputes over the ratification of the Constitution, becoming known as the Federalists and the Anti-Federalists.
Answer in BOLD
Most military people I have known believe the US Air Force is the safest branch to be in from a combat perspective. In the Army and Marines, the enlisted men do the vast majority of fighting, and, therefore, getting killed.
Answer:
It all began when the Romans overthrew their Etruscan conquerors in 509 B.C.E. Centered north of Rome, the Etruscans had ruled over the Romans for hundreds of years. Once free, the Romans established a republic, a government in which citizens elected representatives to rule on their behal
