Evolution as a Change in the Frequency of Alleles (Section 17.2) A. Microevolution (evolution at the smallest scale) refers to change in allele frequency in population over time (macroevolution refers to large-scale patterns in evolution, such as species formation;
(macroevolution; refers; to large-scale patterns in evolution, such as species formation; T:over time)
macroevolution
refers
to large-scale patterns in evolution, such as species formation T:over time