Rating Newest Oldest. Best Answer: DNA is composed of nitrogenous bases, phosphate groups, and the sugar, deoxyribose. Nitrogenous bases can be: adenine, guanine, cytosine, and thymine. One nitrogenous base, one phosphate group, and one deoxyribose molecule form a nucleotide, the basic component of DNA. pairs with T, and C with G. DNA is not composed of amino acid or proteins, rather it serves as a set of instructions to combine amino acids into proteins (after it hads been transcribed into RNA the RNA is translated into amino acid sequences for proteins).
Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Warn(verb) to refuse. 2  Warn(verb) to make ware or aware; to give previous information to; to give notice to; to notify; to admonish; hence, to notify or summon by authority; as, to warn a town meeting; to warn a tenant to quit a house.
What Is Duty To Warn? Duty To Warn is an association of mental health professionals and other concerned citizens who advocate Trumpâs removal under the 25th Amendment on the grounds that he is psychologically unfit. The Professionals Behind the Movement. Efforts to bring Duty To Warn into the spotlight have been ongoing since Trump first stepped into the political ring.