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Articles related to genetic mutation

Pros and Cons of Genetic Testing - Breast Cancer - About.com
(LifeWire) - Although the process of genetic testing for cancer starts out with a ... Those who test positive for a BRCA1 or BRCA2 gene mutation may struggle to ...
Gene Mutation - Biology - About.com
A gene mutation is any change that occurs in the DNA. These changes can ... that lead to genetic variation and the potential to develop disease. Gene mutations ...
Genetic Mutations & Markers - Genealogy - About.com
The effect of a mutation depends upon the type of changes and their location in the ... Markers. A marker is a segment of DNA with known genetic characteristics.
Chromosome Mutation - Biology - About.com
A chromosome mutation causes changes in the structure or number of ... They are formed from chromatin, a mass of genetic material consisting of DNA that is ...
How Genetic Mutations Drive Evolution - Agnosticism / Atheism
All of evolution is based on genetic change, and mutations in our genes produce ... That DNA is subject to mutation is a fact and it has been directly observed.
How a Genetic Mutation Led to the White "Race" - Race Relations
Jan 29, 2011 ... Penn State University researchers have found that a genetic mutation led to the rise of white skin when humans left Africa 20000 to 50000 ...
How Genetic Disorders Are Inherited - Rare Diseases - About.com
Apr 22, 2014 ... Genetic disorders are caused by the mutation of a gene. This genetic mutation can be passed from parents to a child. Whether the child will ...
DNA Mutations - Types and Examples - Evolution - About.com
A point mutation is usually the least harmful of the types of DNA mutations. ... If the point mutation occurs in the third nitrogen base in a codon, then it causes ... The Major and Minor DNA Mutations · How Gene Mutation Occurs: · Ge...
The Link Between MTHFR Gene Mutations and Disease
Dec 15, 2014 ... MTHFR mutation -- changes to a gene that is increasingly linked to ... has focused attention on MTHFR polymorphisms and genetic changes, ...
Genetic Code - Overview & RNA Codon Table - Biology - About.com
The genetic code is the information in DNA and RNA that determines amino acid ... A gene mutation is an alteration in the sequence of nucleotides in DNA .
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