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In biology, a mutation is the permanent alteration of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal DNA or other genetic ...

What is a gene mutation and how do mutations occur? - Genetics ...


3 days ago ... A gene mutation is a permanent alteration in the DNA sequence that makes up a gene, such that the sequence differs from what is found in ...

The causes of mutations - Understanding Evolution


Gene flow · Sex and genetic shuffling ... Mutations happen for several reasons. DNA fails ... That small difference from the original DNA sequence is a mutation.

What Is Mutation? - Learn Genetics - University of Utah


But mutation is not always bad. Most DNA changes fall in the large areas of the genome that sit between genes, and usually they have no effect. When variations  ...

Genetic Mutation | Learn Science at Scitable - Nature


Mutations are changes in the genetic sequence, and they are a main cause of diversity among organisms. These changes occur at many different levels, and ...

10 Unusual Genetic Mutations in Humans - Io9


Apr 5, 2013 ... But sometimes these biological differences lead to genetic mutations that are extremely rare, and sometimes debilitating. Historically, many ...

Mutations and Disease | Understanding Genetics


Few mutations are bad for you. In fact, some mutations can be beneficial. Over time, genetic mutations create genetic diversity, which keeps populations healthy.

www.ask.com/youtube?q=Gene Mutation&v=efstlgoynlk
Oct 22, 2009 ... Great intro to gene mutation, but a shame we have to purchase the rest of the .... This kind of mutations can not explain very complex DNA ...

Genetic Mutation | Learn Science at Scitable - Nature


A mutation is a heritable change in the nucleotide sequence of an organism's DNA that ultimately serves as a source of genetic diversity. A single base change  ...

Changes in genes | American Cancer Society


Jun 25, 2014 ... Gene mutations can sometimes lead to cancer. Learn more about changes in genes here.

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What kinds of gene mutations are possible? - Genetics Home ...


3 days ago ... The DNA sequence of a gene can be altered in a number of ways. Gene mutations have varying effects on health, depending on where they ...

Gene Mutation Causes and Disorders - Biology - About.com


A gene mutation is any change that occurs in the DNA. These changes can be beneficial to, have some effect on, or be seriously detrimental to an organism.

What is a mutation? | Facts | yourgenome.org


Jan 25, 2016 ... A mutation is a change that occurs in our DNA sequence, either due to ... However, mutation can also disrupt normal gene activity and cause ...