Watch Current Video List All Videos ✓ Introduction Unit 1 Forum Introduce Yourself How to Use Complexity Explorer Video ✓ Welcome To The Course ✓ Welcome from Sarah Maurer (1:23) Download Video Subtitles & Transcripts ✓ Welcome from Maria Kalambokidis (0:50) Download Video Subtitles & Transcripts ✓ Welcome and course introduction from Chris Kempes (8:35) Download Video Subtitles & Transcripts Lecture Slides ✓ What is A Frontiers Course? (1:30) Download Video Subtitles & Transcripts ✓ Course Structure and Roadmap (2:08) Download Video Subtitles & Transcripts ✓ Unit 1 Introduction (0:55) Download Video Subtitles & Transcripts ✓ Life ✓ Easy or Hard? (6:21) Download Video Subtitles & Transcripts Lecture Slides ✓ What is the meaning of 'life'? (7:26) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 1.2 Quiz ✓ Constraining Chemical Complexity to Form Life ✓ Constraining Chemistry Complexity to Form Life (8:45) Download Video Lecture Slides ✓ Unit 1.3 Quiz ✓ Geological Conditions, Change, and Chaos ✓ Geological Conditions, Change, and Chaos (10:29) Download Video Lecture Slides ✓ Unit 1.4 Quiz ✓ Pattern Formation in Chemical Systems ✓ Reaction Diffusion Systems (9:18) Download Video Lecture Slides Reaction Diffusion Simulation ✓ Unit 1.5 Quiz ✓ The Central Dogma of Biology ✓ An Introduction (6:42) Download Video Lecture Slides ✓ Efficiency of the Central Dogma (5:53) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 1.6 Quiz ✓ Biological Similarity ✓ Biological Similarity (6:00) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 1.7 Quiz ✓ What is Life? ✓ Constraining the Definition of Life (13:17) Download Video Subtitles & Transcripts Lecture Slides ✓ Weird Life (8:25) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 1.8 Quiz ✓ Exam - Unit 1 ✓ Unit 1 Exam Release Date ✓ Unit 1 Exam Download Exam PDF ✓ Chemical Origins Unit 2 Forum ✓ Unit 2 Introduction ✓ Unit 2 Introduction (0:46) Download Video Subtitles & Transcripts ✓ What Did Early Earth Look Like? ✓ Chemistry and Energy Sources (8:57) Download Video Subtitles & Transcripts Lecture Slides ✓ Early Earth Bombardment History (16:48) Download Video Lecture Slides ✓ Unit 2.2 Quiz ✓ Likely Environments for Studying Origins of Life ✓ Likely Environments for Studying Extremophiles (9:42) Download Video Subtitles & Transcripts Lecture Slides ✓ Cuatro Ciénegas Special Feature (20:20) Download Video Subtitles & Transcripts ✓ Unit 2.3 Quiz ✓ Chemistry and The Origins of Life ✓ Chemistry and The Origins of Life (8:57) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 2.4 Quiz ✓ Why Nature Chose Phosphates ✓ Why Nature Chose Phosphates (10:39) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 2.5 Quiz ✓ Why Water, Why Carbon ✓ Why Water, Why Carbon (10:02) Download Video Lecture Slides ✓ Unit 2.6 Quiz ✓ Macromolecules ✓ Proteins and Lipids (8:21) Download Video Lecture Slides ✓ Nucleic Acids and Sugars (11:55) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 2.7 Quiz ✓ Chemical Cycles and Chaos ✓ An Introduction (2:10) Download Video Subtitles & Transcripts Lecture Slides ✓ Simulation (6:02) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 2.8 Quiz ✓ Fossil or Not? ✓ Fossil or Not? ✓ Exam - Unit 2 ✓ Unit 2 Exam Release Date ✓ Unit 2 Exam Download Exam PDF ✓ Chemical Commonalities Unit 3 Forum ✓ Unit 3 Introduction ✓ Unit 3 Introduction (0:39) Subtitles & Transcripts ✓ DNA as Information ✓ DNA as information Part 1 (12:26) Download Video Subtitles & Transcripts Lecture Slides ✓ DNA as Information Part 2 (14:40) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 3.2 Quiz ✓ Water as a Driving Force for Organization ✓ Water as a Driving Force for Organization (12:59) Download Video Lecture Slides ✓ Unit 3.3 Quiz ✓ Kinetic Vs. Thermodynamics - Assembly Constraints ✓ Kinetic Vs. Thermodynamics - Assembly Constraints (8:41) Download Video Lecture Slides ✓ Unit 3.4 Quiz ✓ Chemical Configurations: Proteins and DNA ✓ Chemical Configurations: Proteins and DNA (18:46) Download Video Lecture Slides ✓ Unit 3.5 Quiz ✓ Early Metabolisms ✓ An Introduction (5:27) Download Video Lecture Slides ✓ Energetics (10:46) Download Video Lecture Slides ✓ Unit 3.6 Quiz ✓ Energy Harvesting ✓ Diversity of Energy Harvesting Across Membranes (14:42) Download Video Lecture Slides ✓ Unit 3.7 Quiz ✓ Systematics and Limits of Metabolic Rates ✓ Systematics and Limits of Metabolic Rates (7:52) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 3.8 Quiz ✓ Exam - Unit 3 ✓ Unit 3 Exam Release Date ✓ Unit 3 Exam Download Exam PDF ✓ Early Life Unit 4 Forum ✓ Unit 4 Introduction ✓ Unit 4 Introduction Download Video Subtitles & Transcripts ✓ Protocells ✓ Protocells (11:00) Download Video Lecture Slides ✓ Unit 4.2 Quiz ✓ LUCA ✓ What Did LUCA Look Like (5:15) Download Video Lecture Slides ✓ Unit 4.3 Quiz ✓ Chemical signatures for identifying life in the geological record ✓ Chemical signatures for identifying life in the geological record (8:39) Download Video Lecture Slides ✓ Unit 4.4 Quiz ✓ RNA ✓ The RNA World (10:17) Download Video Lecture Slides ✓ Molecular Evolution in the Lab (5:52) Download Video Lecture Slides ✓ Unit 4.5 Quiz ✓ Autocatalysis ✓ Autocatalytic Sets: A Cooperative Origin of Life (10:31) Download Video Subtitles & Transcripts Lecture Slides ✓ Reaction Networks and Autocatalysis (16:13) Download Video Lecture Slides ✓ Unit 4.6 Quiz ✓ Evolutionary Theory ✓ An Introduction (4:56) Download Video Lecture Slides ✓ A Recipe for Adaptation (9:58) Download Video Lecture Slides ✓ Chance and Change (13:58) Download Video Lecture Slides ✓ Unit 4.7 Quiz ✓ Niche Construction ✓ Niche Construction (5:19) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 4.8 Quiz ✓ Exam - Unit 4 ✓ Unit 4 Exam Release Date ✓ Unit 4 Exam Download Exam PDF ✓ Evolution Unit 5 Forum ✓ Unit 5 Introduction ✓ Unit 5 Introduction (0:40) Download Video Subtitles & Transcripts ✓ Origins of Eukaryotes ✓ Origins of Eukaryotes (13:35) Download Video Lecture Slides ✓ Unit 5.2 Quiz ✓ Phylogenetics ✓ Using Phylogenetics to Travel in Time (7:33) Download Video Subtitles & Transcripts Lecture Slides ✓ A Deeper Dive into Phylogenetics (12:40) Download Video Lecture Slides ✓ Unit 5.3 Quiz ✓ Macroscopic Theories of Biology ✓ Macroscopic Theories of Biology (13:05) Download Video Lecture Slides ✓ Unit 5.4 Quiz ✓ Selection ✓ Selection (6:31) Download Video Lecture Slides ✓ Unit 5.5 Quiz ✓ Selection Theory ✓ Selection Theory I (10:10) Download Video Subtitles & Transcripts Lecture Slides ✓ Selection Theory II (10:10) Download Video Lecture Slides ✓ Quasispecies and Error Catastrophe ✓ Quasispecies and Error Catastrophe Video (23:21) Download Video Subtitles & Transcripts ✓ Unit 5.6 Quiz ✓ Artificial Life Theory ✓ Artificial Life Theory (15:22) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 5.6 Quiz ✓ Exam - Unit 5 ✓ Unit 5 Exam Release Date ✓ Unit 5 Exam Download Exam PDF ✓ Astrobiology & General Theories of Life Unit 6 Forum ✓ Unit 6 Introduction ✓ Unit 6 Introduction (0:52) Download Video Subtitles & Transcripts ✓ Origins of Life and Astrobiology ✓ Origins of Life and Astrobiology (6:25) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 6.2 Quiz ✓ Exoplanets ✓ The Habitable Zone (8:56) Download Video Subtitles & Transcripts Lecture Slides ✓ Exoplanet Atmospheric Characterization (8:07) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 6.3 Quiz ✓ Abstract and General Models for Life ✓ Abstract and General Models for Life (11:13) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 6.4 Quiz ✓ The Multiple Origins of Life ✓ The Argument (4:11) Download Video Subtitles & Transcripts Lecture Slides ✓ Reversing the Arrow of Time (3:18) Download Video Subtitles & Transcripts Lecture Slides ✓ The Theory of the Adaptive Arrow of Time (3:17) Download Video Subtitles & Transcripts Lecture Slides ✓ Evolutionary Agents (6:23) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 6.5 Quiz ✓ Evolutionary Computation ✓ Evolutionary Computation (9:52) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 6.6 Quiz ✓ Scaling ✓ Scaling (13:26) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 6.7 Quiz ✓ Energy ✓ Energy (12:34) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 6.8 Quiz ✓ Nonequilibrium Physics ✓ Nonequillibrium Physics (13:26) Download Video Subtitles & Transcripts Lecture Slides ✓ Unit 6.9 Quiz ✓ Exam - Unit 6 ✓ Unit 6 Exam Release Date ✓ Unit 6 Exam Download Exam PDF ✓ Course Feedback ✓ Course Evaluation ✓ Peer-Reviewed Assignment ✓ Peer-Reviewed Assignment ✓ Peer-Reviewed Assignment Peer Review Assignment How to generate phylogenetic trees ✓ 4.3 LUCA » Unit 4.3 Quiz Quiz scores are NOT recorded. You may come back to quizzes and take them as many times as you like When you are finished, clicking the "Score" button at the bottom of the test will show you the correct responses.