If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
Question continued
The RecA strand exchange reaction as shown from single-molecule studies