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Which one of the following tests provides the best indication of impaired iron status in its earliest stage?
Group Selection
A theory in evolutionary biology proposing that natural selection operates on groups or populations, favoring traits that benefit the group as opposed to the individual.
Gene-Centered View
A perspective in evolutionary biology that focuses on the role of genes in driving the process of evolution through the survival and replication of those genes that confer a selective advantage.
Evolution by Natural Selection
A process where organisms better adapted to their environment tend to survive and produce more offspring, leading to the prevalence of beneficial traits in a population over generations.
Gene Frequency
The ratio of a particular allele to the total of all other alleles of the same gene in a given population.
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