SUBSTANCE DEPENDENCE
\sˈʌbstəns dɪpˈɛndəns], \sˈʌbstəns dɪpˈɛndəns], \s_ˈʌ_b_s_t_ə_n_s d_ɪ_p_ˈɛ_n_d_ə_n_s]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.