NASA Discovers Lonely Mountain on Ceres Likely a Salty-Mud Cryovolcano. An isolated mountain near the equator of the dwarf planet Ceres resembles a volcanic dome, according to new observations from NASA's Dawn mission. Like the Lonely Mountain Erebor in J.R.R. Tolkien's mythology, Ahuna Mons on Ceres was once occupied by a dragon, but one that breathed ice, not fire.
Iatrogenesis is a common and serious hazard of hospitalization that is associated with increased patient morbidity and mortality, prolonged hospital stays, and nursing home placement, at significant cost to patients and health care organizations alike.
Spermatogenesis is the process of sperm cell development. Rounded immature sperm cells undergo successive mitotic and meiotic divisions (spermatocytogenesis) and a metamorphic change (spermiogenesis) to produce spermatozoa.permatogenesis is the process of sperm cell development. Rounded immature sperm cells undergo successive mitotic and meiotic divisions (spermatocytogenesis) and a metamorphic change (spermiogenesis) to produce spermatozoa.