Q: _ is found in most molecules.\nOptions:\n- (A) glucose\n- (B) Gold\n- (C) Energy\n- (D) food\n- (E) Polonium\n- (F) Nitrogen\n- (G) Helium\n- (H) heat energy
Let's think step by step below.

User
Nitrogen is found in proteins, nucleic acids, and chlorophyll. Most molecules are proteins or nucleic acids. Nitrogen is found in most molecules.
Thus, the answer is (F).
Assistant