1. Exploring Darwin & His Ideas Think about the following questions: – What explains the explosion of living creatures on Earth—1.4 million different species discovered…

1. niche?What is aA niche is the is the role played by an organism in an ecosystem. Eg: The ecological niche of a trees in a yard is absorbing light, water and nutrients,…

Evolution and natural selection Clock analogy for some key events in evolutionary history Pre-Darwinian theories • Ancient philosophers: Nature randomly produces a huge…

Slide 1Blind Cave Fish Noah’s Flood: A Local Event? Slide 2 The Purpose Science education and the media present evolution as fact The idea is so widespread that even many…

Slide 1 Theory of Evolution Chapter 15 Slide 2 Charles Darwin Who was he? - English naturalist (studied and collected biological specimens) - sailed around the world on ship…

Slide 1 5.5 Variation and Evolution Slide 2 What is variation? Define Variation… What controls variation in a population?  Most characteristics are controlled by multiple…

Evolution A process of change through time Charles Darwin First Scientist to study evolution on the Galapagos Islands Aboard the HMS Beagle December 1831 to October 1836…

The Mechanics of Evolution Interaction of Natural Selection and Inheritance (Genetics) Lifeforms are not immutable; they change. Natural Selection and how it works In each…

Evolution What is evolution? Evolution is defined as âdescent with modificationâ a.k.a. âChange over timeâ Isnât Evolution âjustâ a theory? Scientific theories are…

And adaptations Natural selection * Charles darwin His theory of evolution by natural selection explained: Where all of the astonishingly diverse kinds of living things came…