Biochemistry To be defined as a ganglioside, a lipid substance isolated from nervous tissue must contain in its structure A N-Acetylneuraminic acid (NANA), hexoses, sphingosine, long chain fatty acid B NANA, a hexoses, a fatty acid, sphingosine, phosphorylcholine C NANA, Phingosine, ethanolamine D NANA, hexoses, fatty acid, glycerol 💡 Explanation To be defined as a ganglioside, a lipid substance isolated from nervous tissue must contain in its structure ✓ Correct Answer: A. N-Acetylneuraminic acid (NANA), hexoses, sphingosine, long chain fatty acid