I would suggest you make a page of notes to assist before you start the test. 3 evolutionary mechanisms that change the composition of the gene pool - Natural Selection, Gene Flow, Genetic Drift - give me the details (this is the big essay question) Hardy-Weinberg equilibrium conditions Be able to do Hardy-Weinberg problems Be able to do a Chi-squared problem Be able to explain what caused in the DNA Be able to interpret data and create a phylogenetic tree Standard deviation and standard error evidence for evolution Punctuated equilibrium Genetic engineering Know the different types of selection - natural, sexual, directional, artificial pre and postzygotic barriers speciation evolution of a species is dependent on changes in the genome of the species - be able to explain them - think of DNA, crossing over, and population