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:
Status Symbols
Status symbols are items or indicators that signify the social position or status of an individual within a community, often associated with wealth, occupation, or prestige.
Conjunctive Tasks
Tasks that require the cooperation of all group members to be completed successfully, where the performance is determined by the least capable member.
Person-Role Conflict
A situation where an individual's personal values, beliefs, or behaviors are in conflict with the expectations of their role.
Role Ambiguity
The uncertainty or lack of clarity about the expectations, responsibilities, or objectives associated with a job role.
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