Is it possible that all elements of an Ecosystem stay in balance with each other?if yes, what do we call such an ecosystem

Plz me match the correct text in each cell to identify the contributions to the war effort of the three facilities listed. 1. built b-29s, putting hundreds of the war's most advanced aircraft into service 2. large civilian workforce transported soldiers and goods to the two war fronts; built "liberty ships" to move men and supplies across the ocean 3. trained new recruits, held prisoners of war, repaired damaged aircraft, prepared thousands of soldiers for combat bell bomber plant military bases brunswick

What were the nuremberg laws? who did they target and how? list 3 ways people were targeted by the nazis.

Population parameters are difficult to calculate due to