But how do corals monitor the moon's phases and know when to start mingling?
Predict project impacts and evaluate frequently: It's not easy to know when to start measuring a project's impact.
"My work is to find out how cells know when to start migrating, where to go, what to do when they arrive at their destination.
Guns N' Roses, the band who don't know when to start their shows, also have no idea when to end them.
Throughout his career, and with the possible exception of his enormous decorations for the Boston Public Library, Sargent knew when to start and when to stop.
The task force, which is based in Key West, Fla., and is part of the military's Southern Command, would provide radar and other information to help Peru and Colombia know when to start their interceptor missions.
(How does it know when to start capturing before you touch the button? Because it begins capturing as soon as it's activated, but only saves footage from the second before you touch the button).
"To let it know when to start, and how to make the solution for the situation.
It all started on episode one, season one when I had to let the first group of Survivors know when to start a challenge.
Of course, the call doesn't start until the host shows up, but HipDial cleverly uses the host's caller ID to know when to start the call.
