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Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
Labeling of black cohosh: (b) back label with more health claims and FDA disclaimer
A genetic bottleneck reduces a population temporarily to very low levels, removing much of its genet
The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve
Before removing the spark plugs, use an air nozzle to blow away any dirt that may be around the ...
A Gaucher cell showing accumulated fat stored in structures called lysosomes