Slide 1Science 20 Unit D – Living Systems Populations Slide 2 Populations can grow so fast that they exhaust their resources. Examples? Why is this a problem? Where do…
1. Population Fluctuations Populations rarely, if ever, remain static for long periods of time.What does static mean? What causes population sizes to change? Four factors…
PowerPoint Presentation Species Interaction Prepared by: Jaycris C. Agnes In a chase between a cat and a mouse? Which organism run faster? Is it the cat running for its lunch…
Slide 1Serengeti Wildebeest Conservation, management, models and data Slide 2 Introduction to ecosystem World Heritage Site #1 Home to the largest migratory mammal populations…
Slide 1 Slide 2 TWO TYPES OF POPULATION GROWTH IN ECOSYSTEMS: EXPONENTIAL GROWTH LOGISTICAL GROWTH Which represents the human population?? Slide 3 Malthusian Growth (Irruptive…
Slide 1 People People Everywhere!! Slide 2 Demography - the study of populations Slide 3 Carrying Capacity - the max number of individuals an ecosystem can support Slide…
Deviations from HWE I. Mutation II. Migration III. Non-Random Mating IV. Genetic Drift A. Sampling Error Deviations from HWE I. Mutation II. Migration III. Non-Random Mating…
Cultural Responses to Climate Change: Lessons from the Holocene Peter deMenocal (Lamont-Doherty Earth Observatory of Columbia University) Climate - Society Theories âCultural…
Adaptive Radiation To radiate means to spread outward. It refers to one or a few species which diversify ("spread out") and generate multiple daughter species,…