Answer:
Active transport mechanisms do just this, expending energy (often in the form of ATP) to maintain the right concentrations of ions and molecules in living cells. ... Primary active transport directly uses a source of chemical energy (e.g., ATP) to move molecules across a membrane against their gradient.
<span>Similar fossils were found on different continents. </span>
Answer:
I think the United Nations General Assembly
Answer:
The patricians
Explanation:
It should be understood that the Roman Republic was founded in 509 B.C.E. just immediately after the last Etruscan king that ruled Rome was overthrown.
Then, the Rome's next government served as a representative democracy in the form of a republic. Prior to that, Rome's wealthiest families, the patricians, held power and only they could hold political or religious offices.
