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Author Question: The Mesolithic cultures in the Americas were referred to as __________ cultures. Fill in the ... (Read 68 times) |
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
In 1864, the first barbiturate (barbituric acid) was synthesized.
Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.
About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.