How do i code this with nitrogenous bases

The coded base will be:

CAGGATCGTA

Remember:

C goes with G
A goes with T 
G goes with C
T goes with A

Hope this helps :)

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