GGG and GGC are codons for the amino acid,glycine.A mutation caused the insertion of a cytosine in place of the guanine during DNA replication.Over many generations the DNA changes so that the frequency of GGC is similar to that of GGG.What is this phenomenon called? 
Definitions:
Dividend Payout Ratio
A financial metric that shows what portion of a company's net income is distributed to shareholders in the form of dividends.
Tax Rate
The tax rate is the percentage at which an individual or corporation is taxed, which can vary based on income, value of goods, and other factors.
Debt Financing
Raising capital through borrowing, typically via loans or by issuing bonds, which must be repaid with interest.
Strategic Issues
Fundamental challenges or decisions that are critical to an organization's long-term success and competitive position.
Q6: Although not well understood,the Cambrian Explosion most
Q10: Which of the following CANNOT be repaired
Q14: What field of science is a researcher
Q17: You are at the aquarium looking at
Q19: Global deforestation remains a major concern as
Q22: Lederberg and Tatum's landmark experiment showed that
Q23: A group of AIDS patients and their
Q25: Which of the following is the role
Q26: Why is the production of transgenic plants
Q61: The disappearance of diatoms from the world's