Did you know?
Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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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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Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
A Typical Floodplain
Success of the Republican “Southern Strategy”
Typical laboratory chemical hood.
Structures of a few typical eukaryotic promoters
Typical characteristics of r-selected and k-selected species
Structure of a Typical Vertebra (Superior View)