Describe the three types of natural selection can effect the frequency of a heritable trait in a population .
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(i) Stabilization, in which more individual average character value i.e., medium sized individuals. (ii) Directional, more individuals acquire value other than the average character value. (iii) Disruptive, more individuals acquire peripheral character value at both ends of distribution curve
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Key Points. Natural selection can cause microevolution (change in allele frequencies), with fitness-increasing alleles becoming more common in the population. ... Natural selection on traits determined by multiple genes may take the form of stabilizing selection, directional selection, or disruptive selection.
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