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The pancreas. This organ sits just below the stomach and is both an exocrine and an endocrine gland.
Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
Arthroscopic surgery. In this illustration, the knee joint is undergoing surgery with a specialized
Hemostats: curved forceps.
An orange has four times the fiber of six ounces of orange juice
Miller's Experiment