Arber

Definition

Arber refers to Werner Arber, a Swiss microbiologist who discovered restriction enzymes, which are crucial tools in genetic engineering. His work laid the foundation for molecular cloning and recombinant DNA technology.

5 Must Know Facts For Your Next Test

1. Werner Arber was awarded the Nobel Prize in Physiology or Medicine in 1978 for his discovery of restriction enzymes.
2. Restriction enzymes are proteins that cut DNA at specific sequences, which is essential for gene cloning and genetic modification.
3. Arber's discoveries have enabled the development of modern genetic engineering techniques such as CRISPR.
4. The recognition of palindromic sequences by restriction enzymes is a key concept introduced by Arber's research.
5. Arber's work has significantly advanced our understanding of microbial genetics and its applications in biotechnology.

Review Questions

• What major contribution did Werner Arber make to the field of microbiology?
• How do restriction enzymes function in genetic engineering?
• Why was Werner Arber awarded the Nobel Prize in Physiology or Medicine?

Related terms

Restriction Enzymes: Proteins that cut DNA at specific sequences, discovered by Werner Arber.

Molecular Cloning: A method used to replicate DNA sequences within host organisms.

Recombinant DNA Technology: Techniques involving the combination of DNA from different sources into a single molecule.