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Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

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Thyroid conditions may make getting pregnant impossible.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Feeding groove and phagocytosis displayed by many species of supergroup Excavata. Feeding groove and phagocytosis displayed by many species of supergroup Excavata.
Cross Section of Skin Cross Section of Skin
Anatomy of the skin. Illustration of a section of skin showing key structures. Anatomy of the skin. Illustration of a section of skin showing key structures.
Subcutaneous drug administration: (a) cross section of skin showing depth of needle insertion; Subcutaneous drug administration: (a) cross section of skin showing depth of needle insertion;
I know this is complicated, but take a crack at it anyway. This is a model of disequalibrium and its ... I know this is complicated, but take a crack at it anyway. This is a model of disequalibrium and its ...
Skin Skin
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