To apply the dollar currency to a value, select the cell, press Ctrl+1 to launch the Format Cells dialog box, and select "Currency" or "Accounting" in the Number tab. Then, choose the dollar symbol ...

Nearly every cell in your body depends on mitochondria to survive and function properly. Mitochondria provide 90% of our bodies' energy, but less well-known are their roles in cellular signaling and ...

Every new life begins after a genetic shuffle. When organisms make eggs or sperm, maternal and paternal chromosomes pair up ...

A mixture of DNA and proteins—known as "chromatin"—sits inside every cell nucleus as a jumbled puddle of genetic information. As cells prepare to divide during mitosis, the chromatin is condensed into ...