Answer:
Una nueva alianza entre la Biología y la Filosofía es necesaria para el estudio de la vida. La Biología, como ciencia, no trata de la vida en sí misma, sino que estudia las manifestaciones o fenómenos de aquellos seres que llamamos organismos vivos por contraposición al mundo inorgánico.
Explanation:
I'm pretty sure (1.) is A, and I know for a fact that (3.) is D because slavery was a regular practice between quarreling tribes. I have no clue what (2.) is. Best of luck.
Answer:
16. y. Gibbons V Ogden
Explanation:
"This Supreme Court decision forbade states from enacting any legislation that would interfere with Congress's right to regulate commerce among the separate states." -From the National Archives
This decision was following the invention of the Steamboat by Robert Fulton
The process of amending the constitution is difficult, and it happens rarely.