Archive: Feb 2012

-- If every cell in an organism has the same genetic program, how can there be so many different types of cells in one body? The answer lies in the fact that not all genes are turned on or expressed in every cell. Determining which genes are turned on…

-- While sitting in your elementary school classroom or making some amorphous jelly mold studded with jelly beans, you may have heard the phrase “mighty mitochondria” from your studies on the cell structures. More than just a catchy alliteration, this…