BioSci 94. Lec 01. Organisms to Ecosystems: Introduction, Diversity of Life Part 1. (English)
Recorded: January 7, 2013
Description: Patterns of diversity, ecology, and evolutionary biology, with an emphasis on the Tree of Life and how its members are distributed and interact.
00:07 - Introduction
00:17 - Course Information
06:52 - Non-Obvious Facts About The World
10:13 - What Is Life?
11:23 - The Cell Theory
13:17 - Components of Biological Theories
14:20 - Where Do Cells Come From?
15:47 - Scientific Method: Hypothesis, Prediction & Scientific Theories
17:08 - Experiment: Do cells arise spontaneously or from other cells?
21:16 - The Theory of Evolution by Natural Selection
24:36 - The History of Evolutionary Thought
24:43 - Natural Selection and Populations
25:39 - Artificial Selection: Do populations change when subjected to selection for many years?
25:52 - Artificial Selection: Experiment with Kernels- Low Protein vs High Protein
28:45 - Biological Experiments: How do we answer questions in biology?
30:42 - Observations of Giraffes and neck length in Africa
31:55 - Simple Experiment: How do desert ants find their way back to their nest?
36:44 - Experiment: The Effect of Adjusting Desert Ants' Leg Length
40:20 - Tree of Life: Illustrating the Principle that All Life is Connected Through A Common Ancestor
43:41 - Diagram: The Universal Tree of Life
Required attribution: Clegg, Michael. Organisms to Ecosystems 94 (UCI Open: University of California, Irvine), http://open.uci.edu/courses/biosci_94_organisms_to_ecosystems.html. [Access date]. License: Creative Commons Attribution-ShareAlike 4.0 United States License.
- Michael Clegg
- Ecology & Evolutionary Biology
BioSci 94. Lec 01. Organisms to Ecosystems: Introduction, Diversity of by Michael Clegg is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.