Define cell and atom​

cell is made of molecules whereas atoms make up molecules. Cells are the smallest functioning unit in a living organism

a cell is the basic structural, functional, and biological unit of all known organisms.

an atom is the smallest unit into which matter can be divided without the release of electrically charged particles

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carbohydrates: (starches and sugars) composed of carbon, hydrogen, and oxygen.

lipids: (fats, oils, and waxes) are made of carbon and hydrogen atoms.

nucleic acids: contain hydrogen, oxygen, nitrogen, carbon, and phosphorus. they are polymers of nucleotides. a nucleotide has three parts, a 5-carbon sugar, a phosphate     (-po⬇️4) group, and a nitrogenous base.

proteins: made up of nitrogen, carbon, hydrogen, and oxygen. they are polymers of amino acids.