Tag: motility
Molybdenum Is Stored in Cells by a Powered Piercing Machine
The metal element 42, molybdenum, is needed in the body in extremely small but vital amounts for enzymes to work properly.
An Icon Revisited: Flagellar Hook Shows Further Aspects of Design
If you tried to build a pipe that had to rotate on its long axis while maintaining its angular shape, could you do better than this?