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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

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Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

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Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

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People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

The chromosomal basis of allele segregation. The chromosomal basis of allele segregation.
Demonstration of equal segregation within one meiocyte in the yeast S. cerevisiae Demonstration of equal segregation within one meiocyte in the yeast S. cerevisiae
Model for cytoplasmic segregation Model for cytoplasmic segregation
Role of the Whites of Eyes in Emotional Perception Role of the Whites of Eyes in Emotional Perception
This lithograph of the New York draft riots, 1863, shows that although the rioters mainly targeted b This lithograph of the New York draft riots, 1863, shows that although the rioters mainly targeted b
A mound of buffalo skulls. In 1870 an estimated 30 million buffalo roamed the plains; by 1900 there A mound of buffalo skulls. In 1870 an estimated 30 million buffalo roamed the plains; by 1900 there
Video: What Are Carbohydrates? Importance of Carbs & High Carb Food

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