Why is the nucleus important? A. It is useful for making cell energy.
B. It contains and protects the cell's
DNA.
C. It is the site of protein synthesis.
D. Both A and C

The truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey

Because the carnivores keep the herbivore population in check