Stem cells are undifferentiated cells that have the ability to become specialized cells such as skin, bones, muscles, etc. The two main sources of stems cells are embryos at the embryonic stage of development (blastocyst) and adult tissue. They can be found in bone marrow, blood vessels, muscles, skin, liver, the brain, nasal mucosa, fatty […]
Sadly, black dogs are often overlooked when people go to a shelter to adopt. Their color has nothing to do with their personalities and they make as good pets as those of other colors. Here are some cute reasons why one should consider adopting a black dog. 10. Black dogs are easy to find in […]
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