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- Episodiu 1 Introduction to Biology
- Episodiu 2 The Scientific Method
- Episodiu 3 What Biologists Do
- Episodiu 4 How Life is Organized
- Episodiu 5 Why Did All These Elephants Die? (Intro to Ecology)
- Episodiu 6 How Species Make and Break Friendships (Community Ecology)
- Episodiu 7 How Did We Save The Bald Eagle? (Population Ecology)
- Episodiu 8 What Is Climate Change?
- Episodiu 9 The Effects of Climate Change
- Episodiu 10 How Do We Keep Life's Jenga Tower From Toppling? (Conservation Biology)
- Episodiu 11 What a weirdly long giraffe nerve can teach us about evolution
- Episodiu 12 Microevolution: What's An Allele Got To Do With It?
- Episodiu 13 Natural Selection: Life's Way of Stayin' Alive
- Episodiu 14 Why do we have different skin colors? (Population Genetics)
- Episodiu 15 Where Do Species Come From? (Speciation)
- Episodiu 16 How did life begin? (Evolutionary History)
- Episodiu 17 How We're All Related (Phylogeny)
- Episodiu 18 Humans Develop Butt First (and other insights from the Tree of Life)
- Episodiu 19 Humans Didn't Evolve From Chimps (Human Evolution)
- Episodiu 20 What is Life Made of? (Carbon & Biological Molecules)
- Episodiu 21 A Love Letter to H2O: Water & pH
- Episodiu 22 How We See What We Can't See (Microscopes)
- Episodiu 23 A Tour of the Cell
- Episodiu 24 How Does Stuff Get Into Your Cells? (Cell Membranes)
- Episodiu 25 How Do Cells Communicate? (Cell Communication)
- Episodiu 26 How Do We Get Energy? (Chemical Reactions)
- Episodiu 27 How do cells get their energy? (Electron Transport Chain)
- Episodiu 28 Photosynthesis: The Original Solar Power
- Episodiu 29 Mitosis and the Cell Cycle
- Episodiu 30 Why Are All Humans Unique? Meiosis
- Episodiu 31 Why Your Cat Looks Like That: Genetics
- Episodiu 32 Nature? Nurture? Not so simple: Genetic Traits
- Episodiu 33 Our Instruction Manual for Existing: DNA Structure & Replication
- Episodiu 34 How mRNA helped save lives: DNA Transcription
- Episodiu 35 How RNA gets translated into protein power
- Episodiu 36 How Genes Express Themselves
- Episodiu 37 Is drinking milk a Superpower? Genetic Mutations
- Episodiu 38 We’re full of bacteria!
- Episodiu 39 How Do Vaccines Work?: Viruses & Vaccines
- Episodiu 40 Algorithms Aren’t Just for TikTok: Bioinformatics
- Episodiu 41 Why We Aren’t Just One Big Cell: Multicellular Function
- Episodiu 42 Plants Are Hardcore: Plant Anatomy & Physiology
- Episodiu 43 The Poop Episode: How Animals Turn Resources Into Waste
- Episodiu 44 Why You’re More Than Goo: Animal Infrastructure
- Episodiu 45 How Skin, Snot, and Cells Keep Us Healthy: Animal Defense Systems
- Episodiu 46 What REALLY Happens When You Step on a Lego: Nervous & Endocrine Systems
- Episodiu 47 How Animals Do It: Sexual & Asexual Reproduction
- Episodiu 48 Gender, Sex, & Sexuality: What’s the Difference?
- Episodiu 49 Why This Toad is Bad at Jumping, and Other Mysterious Animal Behavior
- Episodiu 50 The Dr. Sammy Show
2 Viste
Crash Course Biology - Season 2 Episode 15 Where Do Species Come From? (Speciation)
2 Viste
How can you tell two species apart? It’s not always simple. In this episode of Crash Course Biology, we’ll learn about speciation—a process that can happen over millions of years, or within a single generation. Along the way, we’ll discover how a single species can split into two and how a reptile from New Zealand continues to stump scientists.
Runtime: 15:14 minuti
Qualità: HD
First Air Date: Jan 30, 2012
Ultima data d'aria: Apr 30, 2024
Episodiu: 81 Episodiu
Stagione: 2 Stagione
IMDb: 9.5
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