Populations
Populations (Ch 15)
Populations (Ch 15)
Objectives
Section 1: How Populations Grow
Distinguish among the three patterns of dispersion in a population.
Contrast exponential growth and logistic growth.
Differentiate r-strategists from K-strategists.
Section 2: How Populations Evolve
Summarize the Hardy-Weinberg principle.
Describe the five forces that cause genetic change in a population.
Identify why selection against unfavorable recessive alleles is slow.
Contrast directional and stabilizing selection.