Latest Scott Manalis Stories

2012-08-06 10:36:42

It's a longstanding question in biology: How do cells know when to progress through the cell cycle?

Word of the Day
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.