Plasmids are circular DNA molecules commonly used as vectors in molecular biology research to clone, express, or manipulate genes.
November 07, 2025
high
temporal
Defines plasmids and their typical use in laboratory research.
The discovery of DNA's double-helix structure enabled later developments such as genetic modification of organisms, gene-based therapies, DNA identification in forensics and genealogy, and prompted ethical debates about altering the human genome (including heritable or cosmetic changes).
January 01, 1953
high
implication
Broad scientific, medical, forensic, and ethical consequences following understanding of DNA structure