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Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

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The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

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Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Differences in embryonic development between protostomes and deuterostomes. Differences in embryonic development between protostomes and deuterostomes.
Distributions of two barnacle species within the intertidal zone Distributions of two barnacle species within the intertidal zone
Areas of referred pain; A, anterior view; B, posterior view. Areas of referred pain; A, anterior view; B, posterior view.
Hormonal Control of Development of the Internal Sex Organs Hormonal Control of Development of the Internal Sex Organs
Example of an employee performance evaluation form. Example of an employee performance evaluation form.
Economic and Social Development Economic and Social Development
Video: A Human Karyotype Preparation Animation

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