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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

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The average adult has about 21 square feet of skin.

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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Examples of cell-to-cell communication based on the distance between cells Examples of cell-to-cell communication based on the distance between cells
Habitat reconstruction is possible based on the kinds of plants present at past sites. Habitat reconstruction is possible based on the kinds of plants present at past sites.
Play in Four Cultures Across cultures, play is the most common activity in early childhood. Source: Play in Four Cultures Across cultures, play is the most common activity in early childhood. Source:
IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br IQ and Genetics The closer the genetic relationship, the higher the correlation in IQ. Based on: Br
Prevalence of drug use in the United States. Figures are based on a survey of people 12 years of age ... Prevalence of drug use in the United States. Figures are based on a survey of people 12 years of age ...
The four identity statuses proposed by Marcia, based on Erikson's theory The four identity statuses proposed by Marcia, based on Erikson's theory
Video: Introduction to Eating Disorders

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