As viewed from a human perspective, nature has done some ingenious engineering to overcome some of the obstacles it has faced. Take the evolution of sex, for instance. To make the move from asexual to ...

The APC/C (anaphase-promoting complex; also known as the cyclosome) is an E3 ubiquitin ligase that mediates the ubiquitylation of key substrates for their degradation by the proteasome at precise ...