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Author Question: Mance is gregarious, sociable, assertive, and enthusiastic. Most people would assume that Mance is ... (Read 1071 times) |
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.
Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.