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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

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The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Mixing bacterial genotypes produces rare recombinants Mixing bacterial genotypes produces rare recombinants
Kidney with an expanded view of a nephron Kidney with an expanded view of a nephron
Kidney function Kidney function
The internal and external anatomy of the kidney. The internal and external anatomy of the kidney.
Placement of a transplanted kidney. Placement of a transplanted kidney.
Botulism A rare but serious paralytic illness caused by the bacterium Clostridium botulinum Botulism A rare but serious paralytic illness caused by the bacterium Clostridium botulinum
Video: Parathyroid hormone (bone resorption) & Calcitonin (bone deposition)

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