What kind of genetic evolution affects or works through altering the balance of 'phenotypic' or expressed traits?

Question

Quizplus · Accepted Answer

Genetic adaptation is the process of changing the frequency of advantageous traits in a population over time. This can occur through natural selection, where individuals with traits better suited to their environment are more likely to survive and reproduce, passing on their advantageous traits. As a result, the overall balance of phenotypic traits in the population can shift over time.

What Kind of Genetic Evolution Affects or Works Through Altering