Smog 1 Smog Smog is a type of air pollution; the word "smog" is a portmanteau of smoke and fog. Modern smog is a type of air pollution derived from vehicular emission…

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,…

Slide 1Insects Amphibians Reptiles Fish Birds Mammals Slide 2 A small creatures with no bones, six legs, a body divided intothree parts (the head, THORAX, and ABDOMEN), and…

ANIMALS OF DIFFERENT KINDS ANIMALS OF DIFFERENT KINDSPRESENTED BY: Nanda Nair A Introduction:Animals adapt to the environment. Therefore each animal is different from each…

Mutation & Genetic Drift Mutation Genetic Drift Natural Selection Gene Flow Speciation: the process by which populations become different species Microevolution: results…

aAQUA - A CASE Study (http://www.aAQUA.org) Index About aAQUA 01 – 16 aAQUA in Media 17 – 26 Summary of 18 Q&A 27 – 30 Illustration of 18 threads 31 – 68 (Success…

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

Slide 1 Depigmentation Vitiligo : Relatively common, acquired autoimmune disease that is associated with hypomelanosis. Focal areas of depigmentation Vitiligenous lesion…

Slide 1Mechanisms of Evolution Slide 2 There are several: 1.Natural Selection 2.Gene Flow 3.Genetic drift 4.Mutations 5.Non-random mating There are several: 1.Natural Selection…