Protein modifications are key to cell survival because they ensure they do what they are supposed to do in a healthy system.

This compound was neither a protein nor a lipid nor a carbohydrate, so it was therefore a novel type of biological molecule ... of the ladder are made up of sugar and phosphate molecules that ...

The sucrose molecule has many oxygen-hydrogen (O–H) bonds which are polar. The charge-density model shows the positive areas near the hydrogen atom as blue and the negative area near the oxygen atom ...

Furthermore, RNA contains ribose sugar molecules ... This process "tidies up" the molecule and removes nucleotides that are not involved in protein production (Figure 6). Then, a sequence of ...