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Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

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The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Chromosome territories in the cell nucleus Chromosome territories in the cell nucleus
Plant cell water potential. Plant cell water potential.
The cell membrane, cytoplasm, nucleus, and nucleolus. The cell membrane, cytoplasm, nucleus, and nucleolus.
Positive and negative selection during T-cell development. Positive and negative selection during T-cell development.
prokaryotes cell prokaryotes cell
An electrochemical cell is based on these two half-reactions An electrochemical cell is based on these two half-reactions
Video: Structures that affect circulation - venous return

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