Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Signaling pathways with constitutive sensors drought and ultraviolet radiation are perceived by sensors that negatively regulate (reduce the effect of) signals from the other environmental input. This mutually negative and attenuating effect is drawn as a direct interaction for simplicity.
