MENSTRUAL CYCLES
\mˈɛnstɹuːə͡l sˈa͡ɪkə͡lz], \mˈɛnstɹuːəl sˈaɪkəlz], \m_ˈɛ_n_s_t_ɹ_uː_əl s_ˈaɪ_k_əl_z]\
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Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.