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  2. Surface-area-to-volume ratio - Wikipedia

    en.wikipedia.org/wiki/Surface-area-to-volume_ratio

    Increased surface area can also lead to biological problems. More contact with the environment through the surface of a cell or an organ (relative to its volume) increases loss of water and dissolved substances. High surface area to volume ratios also present problems of temperature control in unfavorable environments. [citation needed]

  3. Blood - Wikipedia

    en.wikipedia.org/wiki/Blood

    4.7 to 6.1 million (male), 4.2 to 5.4 million (female) erythrocytes: [13] Red blood cells contain the blood's hemoglobin and distribute oxygen.

  4. List of copper alloys - Wikipedia

    en.wikipedia.org/wiki/List_of_copper_alloys

    Example of a copper alloy object: a Neo-Sumerian "Foundation Nail" of Gudea, circa 2100 BC, made in the lost-wax cast method, overall: 17.5 x 4.5 x 7.3 cm, probably from modern-day Iraq, now in the Cleveland Museum of Art (Cleveland, Ohio, USA)

  5. List of DC Super Hero Girls (TV series) episodes - Wikipedia

    en.wikipedia.org/wiki/List_of_DC_Super_Hero...

    Barbara and Kara answer in Diana's absence, and Tatsu sneaks them onto campus while warning them not to run afoul of the strict headmaster, Mr. McDougal. A female spirit has been roaming the dormitories at night and stealing items from the students' rooms; Tatsu has dubbed her the "Silver Banshee" and is determined to stop her. The three girls ...

  6. Kathy Hochul - Wikipedia

    en.wikipedia.org/wiki/Kathy_Hochul

    While on the board, she led efforts to remove toll booths on parts of the New York State Thruway system. [17] [18] In May 2003, Erie County Clerk David Swarts appointed Hochul as his deputy. [8] [13] Governor Eliot Spitzer named Swarts to his administration in January 2007 and appointed Hochul to succeed Swarts as county clerk in April 2007. [15]

  7. Depleted uranium - Wikipedia

    en.wikipedia.org/wiki/Depleted_uranium

    Depleted uranium (DU; also referred to in the past as Q-metal, depletalloy or D-38) is uranium with a lower content of the fissile isotope 235 U than natural uranium. [2] The less radioactive and non-fissile 238 U is the main component of depleted uranium.

  8. Medicine - Wikipedia

    en.wikipedia.org/wiki/Medicine

    Flag of World Health Organization featuring Rod of Asclepius, a common symbol for medicine and health care. Medicine is the science [1] and practice [2] of caring for patients, managing the diagnosis, prognosis, prevention, treatment, palliation of their injury or disease, and promoting their health.

  9. Blood type - Wikipedia

    en.wikipedia.org/wiki/Blood_type

    A complete blood type would describe each of the 45 blood groups, and an individual's blood type is one of many possible combinations of blood-group antigens. [3] Almost always, an individual has the same blood group for life, but very rarely an individual's blood type changes through addition or suppression of an antigen in infection, malignancy, or autoimmune disease.