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.
Strategies for combining logic gates. In the serial connection (A) the regulatory regions (gate 1 and gate 2) are placed sequentially upstream of the reporter gene (red arrows). In the parallel combination (B) the two regulatory regions are fused to the reporter gene separately.
