Define cell and atom​

Cell is the basic structural and functional unit of life while as atom is something in chemistry

Explanation:

The key difference between cell and atom is that a cell is made of molecules whereas atoms make up molecules. Cells are the smallest functioning unit in a living organism. ... Hence, an atom is the smallest unit of matter. Usually, a cell is on the micrometre scale while an atom is in the angstrom scale.

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