|
|
Did you know?
Thyroid conditions may make getting pregnant impossible.
Did you know?
During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
![Edward Bellamy, author of the utopian novel Looking Backward (1888) Bellamy’s socialism worried many](https://biology-forums.com/gallery/47/medium_27_24_08_15_1_27_04_223942387.jpeg)
![In 2010 protesters in Washington, D.C., demanded that the Obama administration support liberalized i](https://biology-forums.com/gallery/47/medium_27_24_08_15_1_42_55_22410556.jpeg)