From Molecules to
Cells and the Origin
Life Evolved in Stages from abiotic beginnings.
Where the line between living and non-living things is
drawn is open to debate. The definition we will use in
this class, and definitions in biol
The Origin of Molecules
and the Nature of Life
Only on Earth? Elsewhere?
RNA, DNA, proteins
Life = organisms?
All of the approximately 8 million species
The Nature of Science
and Evolution, and
Evolution as Science
What is Biology?
It is the scientific study of organisms.
An organism is a living thing. What distinguishes a living
thing (organism) from a non-living thing?
Following are 5 characte
Darwin and the Voyage
of the Beagle
By the early 19th century concepts in place and widely accepted by
The earth is ancient
Fossils are remains of extinct species
Modern species are similar to and descended from preexistin
The Origins of Matter,
the Universe and Earth
Cosmology the study of the universe
Origin of the Universe Big Bang, 13.73 bya (about
13,730,000,000 years ago)
Without that most fleeting of beginnings, and the unimaginable
Darwin and Wallaces
Darwin extrapolated from artificial selection.
He accepted Lamarks theory of use and
Darwin saw that an excess of offspring would
set up competition for limited resources;
Bio 3003 Paper guidelines
1) Your term paper must be centered on biological evolution. If you write a paper on your
favorite animal or group of animals, for example, you must focus on aspects of its
a. Topics will be handed out on a first come
BIO 3003 Introduction to Evolution Fall 2014
Instructor: Patrick C. Enstrom MS
Text: Evolution, Principles and Issues (1st Ed.)
E-mail: Through D2L
Phone: (217) 549-1878 (9am-11pm daily)
Online Office Hours: 10-11:00 am Monday and Wednesday
I will have a
Lobsters: Biology, Management, Aquaculture and Fisheries
Edited by Bruce F. Phillips
Copyright 2006 by Blackwell Publishing Ltd
Phylogeny and Evolution
Sheila N. Patek1, Rodney M. Feldmann2*, Megan Porter3* and Dale Tshudy4*
Department of Inte