Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
A color-enhanced MRI image of the skull.
Question continued
How to set up and solve linear models (Question 3)