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Author Question: In which of the following regions of Africa did female e00 have the greatest decline 1990-9511950-55 ... (Read 36 times) |
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
There are more nerve cells in one human brain than there are stars in the Milky Way.
Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.