Which of the following is true of light independent reactions of photosynthesis select all that apply . 1.light independent reactions occur in the stroma
2.carbon dioxide is necessary for light independent reactions
3.Chlorophyll absorbs energy from sunlight
4.Water molecules are split during light-independent reactions.

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.

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.