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Did you know?

The human body produces and destroys 15 million blood cells every second.

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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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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.

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Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
The nervous system is described as having two interconnected divisions: the central nervous system ( The nervous system is described as having two interconnected divisions: the central nervous system (
A Midsagittal View of the Brain and Part of the Spinal Cord A Midsagittal View of the Brain and Part of the Spinal Cord
Brain functions are lateralized Brain functions are lateralized
Summary of Functions of Principal Parts of the Brain Summary of Functions of Principal Parts of the Brain
Sagittal section of brain Sagittal section of brain
Video: Mechanisms for chromosome movement Animation

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