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Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

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Vaccines prevent between 2.5 and 4 million deaths every year.

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Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Regulation of muscle contraction by tropomyosin and troponin Regulation of muscle contraction by tropomyosin and troponin
Trabeculae carneae (folds of muscle in ventricle) Trabeculae carneae (folds of muscle in ventricle)
An engine in good mechanical condition should produce 17 to 21 inches Hg of vacuum at idle at sea ... An engine in good mechanical condition should produce 17 to 21 inches Hg of vacuum at idle at sea ...
The sliding filament model of muscle contraction The sliding filament model of muscle contraction
Muscle Proteins Muscle Proteins
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
Video: Mitochondrial Structure & ETC Protein Complexes (Protein Complexes and Electron Transport)

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