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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Stratigraphic section of the Fayum shows the relative age of early anthropoid fossils. Stratigraphic section of the Fayum shows the relative age of early anthropoid fossils.
Symbolic language may have helped reinforce exclusive sexual relationships within social groups in l Symbolic language may have helped reinforce exclusive sexual relationships within social groups in l
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Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia). Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia).
Early growth of corn (Zea mays), a typical monocot. Early growth of corn (Zea mays), a typical monocot.
Selected hormones and their role in energy intake Selected hormones and their role in energy intake
Video: Structures that affect circulation - arterioles and vasomotor responses and venous return

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