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Author Question: Children form social categories by ________ of age. a. three months c. twelve months b. six ... (Read 151 times) |
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On average, the stomach produces 2 L of hydrochloric acid per day.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.