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I typed "c dna mutation" in Google and this article was the first hit: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1867422/ The "c" denotes coding DNA, which given the context of the amino acid mutation having the letter "p", this makes sense.


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This question does not make much sense in biology. The problem is the definition of qualitative and quantitative in biology. Quantitative just means can be represented by a mathematically sound numeric measurement. You can measure things like chemical levels or dimensions, and they make mathematical sense, 2Um is twice 1Um. There are binary states in ...


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The polymorphism in the gene product of the human ABO locus seems to provide an example of what the question demands. It does not involve a gene duplication or recovery from loss of function; rather it involves changes that cause interactions with a different ligand, and the mutations that produce these changes have been identified and examined at a ...


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