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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.
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.
![Apply forearm to the deep fascia of the back. Stand to one side of the face cradle; use the proximal ...](https://biology-forums.com/gallery/32/medium_380798_22_08_17_12_32_35_328442163.jpeg)
![Apply deep effleurage to the thigh from knee to superior thigh. Cover anterior, medial, and lateral ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_1_04_32_330731825.jpeg)
![Effleurage to transition to lower leg-distal to proximal. Apply effleurage with moderate pressure to ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_1_04_33_330771152.jpeg)