3+ hour, 59+ min ago   (75+ words) Mitochondria are the power stations of the cell, but they are also among the most dependent organelles in biology. The vast majority of the roughly one thousand proteins that make up a working mitochondrion are manufactured outside the organelle, in…...

5+ hour, 4+ min ago   (689+ words) For decades, biologists have treated protein abundance as the closest available proxy for what a cell is actually doing. Measure how much of each protein a cell produces, the reasoning went, and you have a reasonable snapshot of its functional…...