This level of protein structure is formed as a result of the hydrogen bonds between carboxyl and amine groups in close amino acid monomers *

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.

the electromagnetic energy from the sun arrives in the form of visible and invisible light.

i know can you plzz me with this question im sorry i didt answer your question i just need hel.

what bodys are there orbiting?