What do the lichens and mosses produce to break down rocks to begin the formation of soil

Out of the following given choices

A. acids B. nutrients C. roots D. soil?

The answer A. Lichens and Moses secrete organic acids. An example of a secreted organic acid is oxalic acid. These acids react with mineral in the rocks hence dissolving them. Their decaying vegetation (humus) also produces acids that weather the rocks. Another way these plants break rocks are physically using their roots that grow in the cracks and grow bigger.

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides