nicked circle
(Science: molecular biology) During extraction of plasmid dNA from the bacterial cell, onestrand of the DNA becomes nicked. This relaxes the torsional strain needed to maintain supercoiling, producing the familiar form of plasmid.
Dictionary > Nicked circle
You will also like...
Passive and Active Types of Immunity
Lymphocytes are a type of white blood cell capable of producing a specific immune response to unique antigens. In thi..
Abiotic and Biotic Factors
This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..
Inheritance and Probability
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
Pollution in Freshwater Ecosystems
There are many environmental factors that arise due to the usage of water in one way or another and for every action tha..
Genetic Control – On and Off Genes
Genes are the blueprint of our bodies, a blueprint that creates a variety of proteins essential to any organism's surviv..
New Zealand’s Unique Geographical History
Explore why New Zealand has such unique flora and fauna, and learn why long periods of geographical isolation. This less..