Water Activates it
GTP activates a G-protein when it displaces the GDP.
No. 1 product code activates 2 computers
your nerves
It activates the current cell for editing.
typsin
bacteria
no shutdown
dendritic cell
The Power Supply Unit (PSU). This then activates the BIOS (Basic Input-Output system) stored in ROM, (Read-Only memory.) which contains instructions on loading the Operating System.
sunlight activates chlorophyll
Neural inputs.