In a population of mice, the average survival rates of individuals of varying sizes were assayed and are shown in the table. Assume that body size is at least partially heritable.Assuming that all other aspects are independent of size, this population is most likely experiencing ______ selection, and the variation in the population should _______over many generations.
A) directional; increase
B) directional; decrease
C) stabilizing; increase
D) stabilizing; decrease
E) diversifying; increase

Question

In a population of mice, the average survival rates of individuals of varying sizes were assayed and are shown in the table.  Assume that body size is at least partially heritable.Assuming that all other aspects are independent of size, this population is most likely experiencing ______ selection, and the variation in the population should _______over many generations.
A) directional; increase 
B) directional; decrease 
C) stabilizing; increase 
D) stabilizing; decrease 
E) diversifying; increase

Quizplus · Accepted Answer

The Answer of In a population of mice, the average survival rates of individuals of varying sizes were assayed and are shown in the table.  Assume that body size is at least partially heritable.Assuming that all other aspects are independent of size, this population is most likely experiencing ______ selection, and the variation in the population should _______over many generations.
A) directional; increase 
B) directional; decrease 
C) stabilizing; increase 
D) stabilizing; decrease 
E) diversifying; increase

In a Population of Mice, the Average Survival Rates of Individuals