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Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
Did you know?
Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.
![(a) With few ticks, moose retain a brown coat; (b) at high numbers of ticks, moose self-groom, destr](https://biology-forums.com/gallery/47/medium_33_17_02_12_5_38_22_1978811.jpeg)
![Risks of infectious disease increase in (a) high-density agricultural populations compared to (b) lo](https://biology-forums.com/gallery/47/medium_273688_23_02_15_7_45_13_208671102.jpeg)