The nursing instructor uses multiple teaching modalities to…

The nursing instructor uses multiple teaching modalities to create a learning environment including lecturing on key topics and creating simulation scenarios to assess core competencies.  The student asks, “What are core competencies?” The nursing instructor replies, “Core competencies are:

A certain species of mouse varies in color from white –> ta…

A certain species of mouse varies in color from white –> tan–> dark brown on a bell shaped graph. The snakes found in the same area feed on only the white mice, leaving mice that are tan colored and dark brown. The next generation of mice will have more tan & brown colored members. This is an example of what type of selection?