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Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

A hypothetical model of the process of cell-wall expansion. A hypothetical model of the process of cell-wall expansion.
Stem cell. Stem cell.
Antineoplastic agents and the cell cycle Antineoplastic agents and the cell cycle
The role of antigen-presenting cell (APC). The role of antigen-presenting cell (APC).
The reference electrodes are shared by the Nernst cell and the pump cell. The reference electrodes are shared by the Nernst cell and the pump cell.
Cell–cell interaction in anchor cell determination Cell–cell interaction in anchor cell determination
Video: Wound Repair Animation

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