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Did you know?
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
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.
Did you know?
A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.