NUMERICAL ATROPHY
\njuːmˈɛɹɪkə͡l ˈatɹəfi], \njuːmˈɛɹɪkəl ˈatɹəfi], \n_j_uː_m_ˈɛ_ɹ_ɪ_k_əl ˈa_t_ɹ_ə_f_i]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.