Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.
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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Termination stage of translation in bacteria
Bacteria exchange DNA by several processes
Hormones secreted by the ovaries.
Soil is a crucial part of the nitrogen cycle
Tropical rain forest soil profile
Mechanisms of Transcription Regulation in Bacteria