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Author Question: Johnny has been in Cub Scouts for 4 years and is getting ready to cross over to Boy Scouts at 11 ... (Read 71 times) |
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.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
There are more sensory neurons in the tongue than in any other part of the body.
Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.