Размножение человека, о чем нам мало говорили в школе.
Как зачать - и как не зачать ребенка.
От чего зависит вероятность зачатия.
Являет ...
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![Гордон [64] Феномен жизни](https://sun9-44.userapi.com/impg/iElZFx4wQyJs1edAh6iuYAYoCZEHJMUFsTER0A/yVFIv_mMJC4.jpg?size=320x240&quality=95&keep_aspect_ratio=1&background=000000&sign=6659d233a1555cdd6dd1fdb0571db23c&c_uniq_tag=uYPDpo5gAudMkSAMGSmH2kefPe_56k5OQesFKVIM2bE&type=video_thumb)
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![Биология поведения человека: Лекция #15. Сексуальное поведение, I [Роберт Сапольски, 2010. Стэнфорд]](https://sun9-14.userapi.com/rcwmtHMnbFRAkD1_GyD8qACfBwtDQC5d_4cBqQ/6QfxM1sEFys.jpg)
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