If you could remove all of your skin, it would weigh up to 5 pounds.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
DNA molecules replicate to form identical chromatids
Physical map of the E. coli genome
Single E. coli bacterium
E.coli
Our species’ ability to form social bonds and be loyal and cooperative within our “tribe” may ...