B1510F07_L05_OriginofLife

B1510F07_L05_Origino - Georgia Tech School of Biology An example of a holotype specimen Papilio appalachiensis dorsal Papilio appalachiensis

Info iconThis preview shows pages 1–16. Sign up to view the full content.

View Full Document Right Arrow Icon
Biology 1510 Georgia Tech School of Biology Spring 2007 Papilio appalachiensis dorsal Papilio appalachiensis ventral An example of a holotype specimen:
Background image of page 1

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

View Full DocumentRight Arrow Icon
Biology 1510 Georgia Tech School of Biology Spring 2007 Biological Variation Every measurable biological characteristic varies among individuals. Biological variation provides the basic working material for evolution. Variation arises and persists because the hereditary mechanism is good, but not perfect. Variation can be partitioned into genetic and environmental components.
Background image of page 2
Biology 1510 Georgia Tech School of Biology Spring 2007 Why does evolution matter? “Nothing in biology makes sense, except in the light of evolution” - T. Dobzhansky
Background image of page 3

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

View Full DocumentRight Arrow Icon
Biology 1510 Georgia Tech School of Biology Spring 2007 Galapagos Finch Diversity Campbell & Reece, Fig. 1.23
Background image of page 4
Biology 1510 Georgia Tech School of Biology Spring 2007 convergence (under selection): re-invention of the same body plan in unrelated groups \ (why some characters make adaptive / functional / engineering sense (the impression of design)
Background image of page 5

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

View Full DocumentRight Arrow Icon
Biology 1510 Georgia Tech School of Biology Spring 2007
Background image of page 6
Biology 1510 Georgia Tech School of Biology Spring 2007
Background image of page 7

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

View Full DocumentRight Arrow Icon
Biology 1510 Georgia Tech School of Biology Spring 2007
Background image of page 8
Biology 1510 Georgia Tech School of Biology Spring 2007
Background image of page 9

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

View Full DocumentRight Arrow Icon
Biology 1510 Georgia Tech School of Biology Spring 2007 descent with modification : why some characters are so astoundingly bad from a “design” perspective. (The ME department would surely fail this effort…)
Background image of page 10
Biology 1510 Georgia Tech School of Biology Spring 2007 Pachyhrachis problematicus
Background image of page 11

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

View Full DocumentRight Arrow Icon
Biology 1510 Georgia Tech School of Biology Spring 2007 Najash rionegrina
Background image of page 12
Biology 1510 Georgia Tech School of Biology Spring 2007
Background image of page 13

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

View Full DocumentRight Arrow Icon
Biology 1510 Georgia Tech School of Biology Spring 2007 Bacteria Eukarya Archaea 4 Symbiosis of chloroplast ancestor with ancestor of green plants 3 Symbiosis of mitochondrial ancestor with ancestor of eukaryotes 2 Possible fusion of bacterium and archaean, yielding ancestor of eukaryotic cells 1 Last common ancestor of all living things 4 3 2 1 1 2 3 4 0 Billion years ago Origin of life
Background image of page 14
Biology 1510 Georgia Tech School of Biology
Background image of page 15

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

View Full DocumentRight Arrow Icon
Image of page 16
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/07/2008 for the course BIO 1510 taught by Professor Unknown during the Fall '07 term at Georgia Institute of Technology.

Page1 / 31

B1510F07_L05_Origino - Georgia Tech School of Biology An example of a holotype specimen Papilio appalachiensis dorsal Papilio appalachiensis

This preview shows document pages 1 - 16. Sign up to view the full document.

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