Read each example and decide what the resulting effect on the gene pool of a population would be

can you me this person for the answer

clinically, some people often have repeated allergies, eczema and respiratory infections or other parts of the infection, in this case, in addition to some routine tests such as tests for white blood cells, immunoglobulin series, lymphocyte subsets, etc., the five immune immunoglobulin tests are also necessary.

a community that experiences major changes undergoes progress

the median of the data is 4.5.