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Mahalo biology expert Mary Poffenroth tells you about the mitochondria in our cells. Mitochondria --------------------------------------------------------------------- Mitochondria are the powerhouses of the cell, generating most of the cell's energy ....
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Cells and energy - Video for Science Classes. This video explains the processes associated with cellular energy processing. Important vocabulary - chloroplast, photosynthesis, mitochondrion, respiration, pgal (phosphoglyceraldehyde) ADP, ATP
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(Visit: http://www.uctv.tv/) Does stress speed up the aging process at a genetic level? Our cells are constantly aging. When cell divide some telomere is lost but if it becomes too short, that cell can no longer replicate and eventual dies. Elissa Epel...
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http://www.ibiology.org/ibioseminars/genetics-gene-regulation/elizabeth-blackburn-part-2.html Telomerase, a specialized ribonucleprotein reverse transcriptase, is important for long-term eukaryotic cell proliferation and genomic stability, because it r...