1.biomolecules biomolecule elements a c h o b c h o and sometimes p c c h o n s d c h o n p biomolecues are essential to all living things. which biomolecule is "a" from the above table? a) lipid b) protein c) carbohydrate d) nucleic acid biomolecule elements a c h o b c h o and sometimes p c c h o n s d c h o n p 2.biomolecues are essential to all living things. which biomolecule is "c" from the above table? a) lipid b) protein c) carbohydrate d) nucleic acid 3.who developed the first correct model of dna? a) rosalind franklin b) oswald avery c) hershey and chase d) watson and crick