Tag Archives: DNA

Mitochondrial DNA

Posted on January 29, 2012 by admin

Mitochondria are structures within cells that convert the energy from food into a form that cells can use. Although most DNA is packaged in chromosomes within the nucleus, mitochondria also have a small amount of their own DNA. This genetic … Continue reading →

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DNA

Posted on January 29, 2012 by admin

DNA, or deoxyribonucleic acid, is the hereditary material in humans and almost all other organisms. Nearly every cell in a person’s body has the same DNA. Most DNA is located in the cell nucleus (where it is called nuclear DNA), … Continue reading →

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Understanding Cellular Aging

Posted on January 29, 2012 by admin

A chromosome is a long strand of DNA. At the end of a chromosome is a telomere, which acts like a bookend. Telomeres keep chomosomes protected and prevent them from fusing into rings or binding with other DNA. Telomeres play an important role … Continue reading →

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