Login or register now to maximize your savings and access profile information, order history, tracking, shopping lists, and more.
Our Customer Service team is available from 8am to 6:30pm, ET, Monday through Friday. Live chat is available from 8am to 5:30pm ET, Monday-Friday.
We serve educators in more than 170 countries worldwide. Create a quote request on our website or contact our International Sales Team.
Login or register now to maximize your savings and access profile information, order history, tracking, shopping lists, and more.
Your Shopping Cart is currently empty. Use Quick Order or Search to quickly add items to your order!
IntermediateEasy to perform; requires some background knowledge.
Teach your students about gene transfer between bacterial strains. In 1 of the included strains of E. coli, the gene for antibiotic resistance for streptomycin is located on the chromosome. In the other, the gene for antibiotic resistance for ampicillin occurs as extrachromosomal plasmid DNA. Students use streaking to determine which bacterial strain is the donor strain. Kit contains perishable materials.
Note: Antibiotic solutions and cultures last 1 month when refrigerated.
This product is backed by our 100% Satisfaction Guarantee. If for any reason you are not satisfied with any item, you may return it for a replacement, a refund, or credit. Read more about our Return and Exchange Policy »