The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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There are more sensory neurons in the tongue than in any other part of the body.
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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.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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Thyroid conditions may make getting pregnant impossible.
Sample Checklist of Opening and Closing Duties
A greater number of men than women hold full-time jobs, but the gap is closing because of an ...
The opening and closing of voltage-activated sodium and potassium channels during the three phases ...