The human body produces and destroys 15 million blood cells every second.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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Thyroid conditions may make getting pregnant impossible.
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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
Recombinants are meiotic output different from meiotic input
Primary School Attendance in World Regions Attending primary school is common but not universal, wo
The underhood decal showing that this Lexus RX-330 meets both national (Tier 2; BIN 5) and ...