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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
![James Madison was a key figure at the Constitutional Convention of 1787 in Philadelphia. He not only](https://biology-forums.com/gallery/47/medium_374628_16_08_15_9_52_07_22253798.jpeg)
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