What is the basic building block of lipids. Living organisms are made of biomolecules biological molecules that are essential for performing physiological functions. Visual Dictionary Here Is A Plant Cell Image But There S Just About Anything A Teacher S Heart Desires Plant Cell Plant Cell Images Cell Wall Building Blocks of the Body- Lipids. . Fatty acids are long chain hydrocarbons with polar tail -COOH and non polar head Methyl-CH3. Energy storage Structural Support. O fatty acid O glucose O glycogen Onucleic acid Request Answer Submit Part A Amino acids are the monomers for. The basic units of lipids are fatty acids. As seen in the above structure of palmitic acid all bonds in the alkyl group hydrocarbon chain are single. 15 What is the building block of a protein. What is the function of carbohydrates. Lipid structure-CHO-3 Fatty AcidsGlycerol. Lipid function-stored energy-cell membrane structure. ...