| His method was exacting, allowing no possibility of alteration or modification. |
| Histones have lysine tails, which can be acetylated in a post-translational modification step. |
| Solid-body guitars were combined with new sonic modification devices such as distortion boxes and wah-wah pedals. |
| Polymer chemistry is the field of study concerned with the production, classification, and modification of macromolecules or polymers. |
| It normally fired airgun pellets and the modification turned it into a prohibited weapon as live bullets could be fired from it. |
| With multiple cars tightly packed around racetracks, increased visibility was a natural modification. |
