Set your keys apart with a custom keychain. Create your own or choose from thousands of cute and cool designs. The sturdy clasp keeps keys together securely, and holds up well through daily wear-and-tear.
Diameter: 2.25 inches, great for purses and pockets. Depth: .19 inches Weight: .25 ounces
Full-color, full-bleed printing
Add Photos, Artwork and Text
No minimum order
Designer Tip: To ensure the highest quality print, please note that this product’s customizable design area measures 2.25" x 2.25". For best results please add 1/16" bleed.
No need to be a molecular biologist to enjoy any of these gifts featuring the classic example of prokaryotic gene regulation, the lac operon. This is an operon required for the transport and metabolism of lactose in Escherichia coli and some other enteric bacteria. Gene regulation of the lac operon was the first complex genetic regulatory mechanism to be elucidated and is one of the earliest examples of prokaryotic gene regulation. Make others do a double-take with any of these educational, molecular biology attitude gifts!