Which one of the following structural formulae of two organic compounds is correctly identified with its related function?
(a) A - triglyceride major - a source of energy
(b) A - Lecithin - a component of cell membrane
(c) B - Adenine - forms nucleotides of the nucleic acids
(d) Both b and c
(d) A - Lecithin is a phospholipid composed of choline and inositol. It is found in all living cells as a major component of cell membrane. B - Adenine is one of the two purine nucleobases used in forming nucleotides of the nucleic acids.