BILD 3 Summer 2010 midterm review

BILD 3 Summer 2010 midterm review - 1 Additional problems...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
1. Additional problems in population genetics 2. What is Darwinism: see p. 458 for the 5 observations and 3 inferences or the class notes for a simpler version 1. Far more are born than can survive Malthus - geometric growth of populations Yet most populations remain fairly constant… Struggle for existence 2. Individuals are not alike. Some variable traits are inherited and some individuals are better adapted than others Survival of the fittest or preferably: Natural selection and differential reproduction 3. The above, plus new variation leads to organic evolution. [= heritable change]. 3. Processes of evolution Directed: natural selection, gene flow, mutation, mating system Stochastic: genetic drift Unique events: selective events & catastrophes, chance dispersal, hybridization, favorable mutations (hopeful monsters) Geological Time [p. 515]. All Eons and Eras; Periods: Cambrian, Permian, Cretaceous, Neogene; all Epochs Higher-level taxonomic names . Three domains [p. 552]. – archaea, bacteria, eukaryota Bacteria : 5 major clades [p. 566, 568-9]. - alpha-, beta-, gamma-, delta-, and epsilon proteobacteria.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 2

BILD 3 Summer 2010 midterm review - 1 Additional problems...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online