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Genetic variability is either the presence of, or the generation of, genetic differences. ... 1 Causes; 2 Factors that decrease genetic variability; 3 See also; 4 References ... Genetic mutations – contribute to the genetic variability within a population and can ... However, some DNA damages remain and give rise to mutations.


DNA and Mutations : The causes of mutations. Mutations happen for several reasons. 1. DNA fails to copy accurately. Most of the mutations that we think matter ...


3 causes of mutation: 1. Radiation in form of gamma rays, x rays, etc 2. Viruses may cause mutation of cells of other organisms.


A gene mutation is a permanent alteration in the DNA sequence that makes up a gene, such that ... These changes can be caused by environmental factors such as ultraviolet radiation from the sun, ... They are common enough to be considered a normal variation in the DNA. ... What are complex or multifactorial disorders?


Causes of Mutation. Agents that cause mutations are mutagens. We will focus on mutatgens which can alter the base-pairing properties.


A mutation, or an alteration in the sequence of chemical bases that make up a ... Certain man-made chemicals have been known to cause mutations, in most ...


Dec 3, 2004 #1 ... Mutation is one of the important factors to cause evolution, but besides ... There is also a long list of mutagenic chemical and some are ... I do not know how well-verified this experiment is but, if it proves true, ...


Hello, I'm trying to compile a list of factors that could cause a DNA strand to be ... 3. Viruses (viruses that insert their own genes to that transcriptase produces .... Don't you know to first delineate the points of your post in the first ...


I know that point mutations can change the base sequence of a gene by altering a specific codon that codes for a particular amino ... asked Feb 23 '15 at 3:51 ... The environmental factors that increase the mutation rate are called mutagens.