For mac: command c for copy and command v for paste.

For PC: control c for copy and control v for paste.

•single-copy replication control -A control system in which there is only one copy of a replicon per unit bacterium.

-The bacterial chromosome and some plasmids have this type of regulation.

•multicopy replication control -Occurs when the control system allows the plasmid to exist in more than one copy per individual bacterial cell.

Contribution by: mahdi

First select the brick you want to copy. Then press Control+C to copy it. Then press Control+V to paste a copy of the brick.

Control (Ctrl) C - Copy

Control (Ctrl) V - Paste

Or right click and click copy and then right click again on where you want it and click paste.

control of copy number in plasmids