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There are more sensory neurons in the tongue than in any other part of the body.

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Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

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Approximately 500,000 babies are born each year in the United States to teenage mothers.

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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

The life cycle of Plagiorhynchus cylindraceus, an intestinal parasite of birds. The life cycle of Plagiorhynchus cylindraceus, an intestinal parasite of birds.
The Life Cycle of a Midlatitude Cyclone: Cyclogenesis The Life Cycle of a Midlatitude Cyclone: Cyclogenesis
Dynamic conformational changes in the catalytic cycle of dihydrofolate reductase Dynamic conformational changes in the catalytic cycle of dihydrofolate reductase
Soil is a crucial part of the nitrogen cycle Soil is a crucial part of the nitrogen cycle
The time spent in each interval of one complete cell cycle of a human cell in culture The time spent in each interval of one complete cell cycle of a human cell in culture
Biology cycle reference Biology cycle reference
Video: Neuron Structure Animation

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