1. History of Darwin  In 1831, Charles Darwin set sail on the HMS Beagle on a 5 year voyage around the world. He served as a naturalist (scientist who studies nature),…

Slide 1 Checking the Postulates First Postulate: By simply collecting and measuring birds, the Grants demonstrated that there is variation for a number of morphological traits,…

Slide 1 The Evidence for Evolution Slide 2 Species have changed through time and are related by descent from a common ancestor The primary mechanism of Evolutionary Change…

Evolutionary Concepts Types of Selection Types of Evolution Rate of Evolution Natural Selection & Populations Review: Natural selection can affect the distribution of…

CHANGES IN GENE POOLS Gene pool: all of the alleles in a population. Changes in a gene pool are the basic requirement for evolution to be able to occur. What can cause a…

Evidence for Evolution Evidence for Evolution Fossils Evidence for evolution Fossils                                                                         …

16-1 Ch. 16 Evolution of Populations Page 393 A. Variation and Gene Pools 1. A Gene Pool is made up of all the genes (including alleles) that are in a population. A. Variation…