The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.
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There are more sensory neurons in the tongue than in any other part of the body.
An example of horizontal gene transfer: antibiotic resistance
gene
Resting Membrane Potential: Voltage Difference
Circadian Cycles of Gene Expression
Experimentally acquired evidence for gene annotation