In genetics, a mutagen is a physical or chemical agent that changes the genetic
material, usually DNA, of an organism and thus increases the frequency of
mutations above the natural background level...
Several chemicals and environmental toxins are responsible for changes in ... as
mutagens, and mutagens that cause cancers are known as carcinogens.
Dec 14, 2015 ... However, in order for a mutation to cause cancer, the mutation must cause the ...
Examples of chemical mutagens are benzopyrene (found in ...
Apr 3, 2014 ... Chemical mutagen is a mutation agent which is in the form of chemical ... disturb
DNA replication' The examples of chemical mutagen can be seen in ... Some
physical mutagens can cause ionization while some others cannot. ... inhibits
replication, One of the effects caused by ultraviolet ray is skin cancer.
Three examples of mutagens include the chemicals bromouracil, aminopurine ...
All three of these chemicals may alter the structure of DNA and cause genetic ...
Mutagens may be of physical, chemical or biological origin. They may act directly
on the DNA, ... They may act directly on the DNA, causing direct damage to the
DNA, and most often result in repl... ... Thus any carcinogen (that increases the
risk of getting cancer by causing mutations) is a mutagen. Common mutagens ...
Jun 14, 1999 ... We are going to spend some time talking about how mutations can ... are not but
we will see they can be very important in causing cancer. .... It is possible to
distinguish chemical mutagens by their modes of action; some of these cause ....
We will look at examples of each type of repair, the mechanisms, the ...
For some classes of chemical carcinogens, such as aromatic amines, ..... that are
widely distributed in common foods are consistently found to cause cancer in ...
Chemical mutagens are classified as alkylating agents, cross-linking agents, and
... Aromatic amines are mutagens that can cause bladder cancer. ... the health
risks linking smoking with several types of cancer and heart disease. ... Name.
Email. Your email address will be altered so spam harvesting bots can't read it
Jul 14, 2014 ... Some mutagens can cause aneuploidy and change the number of chromosomes
in the cell. Accumulation of mutations may lead to cancer.